diff --git a/README.md b/README.md
index 5fd14ac..36b373c 100644
--- a/README.md
+++ b/README.md
@@ -1,9 +1,9 @@
 - [Summary](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/branch/1.1/README.md)
-- [[tutorial 077] Jinja calculation for an hidden variable with a potential inaccessible varible](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_077/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_077~1..v1.1_077))
+- [[tutorial 078] A variable in avanced mode](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_078/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_078~1..v1.1_078))
 
-# [tutorial 078] A variable in avanced mode
+# [tutorial 080] A boolean variable
 
-[View the diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_078~1..v1.1_078)
+[View the diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_080~1..v1.1_080)
 
 
 ## Screenshot
@@ -173,6 +173,16 @@ proxy_dns_socks5:
       if "firefox.proxy_mode" is not "Manual proxy configuration"
       or "firefox.manual.socks_proxy.version" is "v4"
 
+```
+### firefox/60-dns_over_https.yml
+
+
+```yml
+---
+dns_over_https:  # DNS over HTTPS
+
+  enable_dns_over_https: false  # Enable DNS over HTTPS
+
 ```
 ### Generated documentation
 
@@ -181,9 +191,9 @@ foo@bar:~$ rougail -v 1.1 -m firefox/ --modes_level basic standard advanced -o d
 ```
 ### Variables
 
-| Variable                                                                                                                   | Description                                                                                                                |
-|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
-| **proxy_mode**<br/>[`choice`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               | Configure Proxy Access to the Internet.<br/>**Choices**: <br/>- No proxy ← (default)<br/>- Auto-detect proxy settings for this network<br/>- Use system proxy settings<br/>- Manual proxy configuration<br/>- Automatic proxy configuration URL                                                                                                                                                                                                                                                                                                                                                                                                                                             |
+| Variable&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   | Description&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   |
+|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| **proxy_mode**<br/>[`choice`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 | Configure Proxy Access to the Internet.<br/>**Choices**: <br/>- No proxy ← (default)<br/>- Auto-detect proxy settings for this network<br/>- Use system proxy settings<br/>- Manual proxy configuration<br/>- Automatic proxy configuration URL                                                                                                                                                                                                                                                                                                                                                               |
 
 #### Manual proxy configuration
 
@@ -195,14 +205,14 @@ foo@bar:~$ rougail -v 1.1 -m firefox/ --modes_level basic standard advanced -o d
 
 `basic`
 
-| Variable&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   | Description&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   |
-|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
-| **manual.http_proxy.address**<br/>[`domainname`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `basic` `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               | HTTP address.<br/>**Validator**: the domain name can be an IP                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               |
-| **manual.http_proxy.port**<br/>[`port`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     | HTTP Port.<br/>**Default**: 8080                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |
+| Variable&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   | Description&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   |
+|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| **manual.http_proxy.address**<br/>[`domainname`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `basic` `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 | HTTP address.<br/>**Validator**: the domain name can be an IP                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |
+| **manual.http_proxy.port**<br/>[`port`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       | HTTP Port.<br/>**Default**: 8080                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |
 
-| Variable&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   | Description&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   |
-|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
-| **manual.use_for_https**<br/>[`boolean`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    | Also use this proxy for HTTPS.<br/>**Default**: True                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        |
+| Variable&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   | Description&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   |
+|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| **manual.use_for_https**<br/>[`boolean`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      | Also use this proxy for HTTPS.<br/>**Default**: True                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          |
 
 ##### "*HTTPS* Proxy" or "*SOCKS* Proxy"
 
@@ -215,17 +225,25 @@ This family builds families dynamically.
 
 **Identifiers**: <br/>- HTTPS<br/>- SOCKS
 
-| Variable&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   | Description&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   |
-|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
-| **manual.https_proxy.address** or **manual.socks_proxy.address**<br/>[`domainname`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         | "*HTTPS* address" or "*SOCKS* address".<br/>**Validator**: the domain name can be an IP<br/>**Default**: the value of the variable "manual.http_proxy.address".                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             |
-| **manual.https_proxy.port** or **manual.socks_proxy.port**<br/>[`port`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     | "*HTTPS* port" or "*SOCKS* port".<br/>**Default**: the value of the variable "manual.http_proxy.port".                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      |
-| **manual.https_proxy.version** or **manual.socks_proxy.version**<br/>[`choice`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` `mandatory` _`disabled`_                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                | SOCKS host version used by proxy.<br/>**Choices**: <br/>- v4<br/>- v5 ← (default)<br/>**Disabled**: when the identifier is "HTTPS".                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         |
+| Variable&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   | Description&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   |
+|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| **manual.https_proxy.address** or **manual.socks_proxy.address**<br/>[`domainname`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                           | "*HTTPS* address" or "*SOCKS* address".<br/>**Validator**: the domain name can be an IP<br/>**Default**: the value of the variable "manual.http_proxy.address".                                                                                                                                                                                                                                                                                                                                                                                                                                               |
+| **manual.https_proxy.port** or **manual.socks_proxy.port**<br/>[`port`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                                       | "*HTTPS* port" or "*SOCKS* port".<br/>**Default**: the value of the variable "manual.http_proxy.port".                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        |
+| **manual.https_proxy.version** or **manual.socks_proxy.version**<br/>[`choice`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` `mandatory` _`disabled`_                                                                                                                                                                                                                                                                                                                                                                                                                                  | SOCKS host version used by proxy.<br/>**Choices**: <br/>- v4<br/>- v5 ← (default)<br/>**Disabled**: when the identifier is "HTTPS".                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |
 
-| Variable&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   | Description&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   |
-|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
-| **auto**<br/>[`web_address`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `basic` `mandatory` _`disabled`_                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      | Automatic proxy configuration URL.<br/>**Disabled**: proxy_mode.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |
-| **no_proxy**<br/>[`domainname`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` _`disabled`_ `unique` `multiple`                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        | Address for which proxy will be desactivated.<br/>Connections to localhost, 127.0.0.1/8 and ::1 are never proxied.<br/>**Validators**:<br/>- the domain name can starts by a dot<br/>- the domain name can be a hostname<br/>- the domain name can be an IP<br/>- the domain name can be network in CIDR format<br/>**Examples**: <br/>- .mozilla.org<br/>- .net.nz<br/>- 192.168.1.0/24<br/>**Disabled**: proxy_mode.                                                                                                                                                                                                                                                                      |
-| **prompt_authentication**<br/>[`boolean`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` `mandatory` _`disabled`_                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      | Prompt for authentication if password is saved.<br/>**Default**: True<br/>**Disabled**: proxy_mode.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         |
+| Variable&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   | Description&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   |
+|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| **auto**<br/>[`web_address`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `basic` `mandatory` _`disabled`_                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        | Automatic proxy configuration URL.<br/>**Disabled**: proxy_mode.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |
+| **no_proxy**<br/>[`domainname`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` _`disabled`_ `unique` `multiple`                                                                                                                                                                                                                                                                                                                                                                                                                                                                          | Address for which proxy will be desactivated.<br/>Connections to localhost, 127.0.0.1/8 and ::1 are never proxied.<br/>**Validators**:<br/>- the domain name can starts by a dot<br/>- the domain name can be a hostname<br/>- the domain name can be an IP<br/>- the domain name can be network in CIDR format<br/>**Examples**: <br/>- .mozilla.org<br/>- .net.nz<br/>- 192.168.1.0/24<br/>**Disabled**: proxy_mode.                                                                                                                                                                                        |
+| **prompt_authentication**<br/>[`boolean`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` `mandatory` _`disabled`_                                                                                                                                                                                                                                                                                                                                                                                                                                                                        | Prompt for authentication if password is saved.<br/>**Default**: True<br/>**Disabled**: proxy_mode.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |
+
+#### DNS over HTTPS
+
+`standard`
+
+| Variable&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   | Description&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   |
+|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| **dns_over_https.enable_dns_over_https**<br/>[`boolean`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                                                      | Enable DNS over HTTPS.<br/>**Default**: False                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |
 
 
 ## User data
@@ -251,136 +269,10 @@ foo@bar:~$ rougail -v 1.1 -m firefox/ --modes_level basic standard advanced -u f
 │ <span style="color: #ffaf00">Unmodifiable variable</span>                                       │
 ╰─────────────────────────────────────────────────────────────╯
 Variables:
-<span style="color: #5c5cff">┗━━ </span>📓 proxy_mode: <span style="color: #ffd700">No proxy</span>
-</pre>
-### Example 2
-
-#### config/02/config.yaml
-
-
-```yml
----
-proxy_mode: Manual proxy configuration
-manual:
-  http_proxy:
-    address: http.proxy.net
-
-```
-#### Output
-
-```console
-foo@bar:~$ rougail -v 1.1 -m firefox/ --modes_level basic standard advanced -u file -ff config/02/config.yaml
-```
-<pre>╭────────────────────────── Caption ──────────────────────────╮
-│ Variable                           <span style="color: #ffd700">Default value</span>            │
-│ <span style="color: #5c5cff">Undocumented variable</span>              Modified value           │
-│ <span style="color: #ff0000">Undocumented but modified variable</span> (<span style="color: #00aa00">Original default value</span>) │
-│ <span style="color: #ffaf00">Unmodifiable variable</span>                                       │
-╰─────────────────────────────────────────────────────────────╯
-Variables:
-<span style="color: #5c5cff">┣━━ </span>📓 proxy_mode: Manual proxy configuration (<span style="color: #00aa00">No proxy</span>)
-<span style="color: #5c5cff">┣━━ </span>📂 manual
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📂 http_proxy
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📓 address: http.proxy.net
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┗━━ </span>📓 port: <span style="color: #ffd700">8080</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📓 use_for_https: <span style="color: #ffd700">True</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📂 <span style="color: #ffaf00">https_proxy</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📓 <span style="color: #ffaf00">address</span>: <span style="color: #ffd700">http.proxy.net</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┗━━ </span>📓 <span style="color: #ffaf00">port</span>: <span style="color: #ffd700">8080</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┗━━ </span>📂 socks_proxy
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">    </span><span style="color: #5c5cff">┣━━ </span>📓 address: <span style="color: #ffd700">http.proxy.net</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">    </span><span style="color: #5c5cff">┣━━ </span>📓 port: <span style="color: #ffd700">8080</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">    </span><span style="color: #5c5cff">┗━━ </span>📓 version: <span style="color: #ffd700">v5</span>
-<span style="color: #5c5cff">┣━━ </span>📓 no_proxy :
-<span style="color: #5c5cff">┣━━ </span>📓 prompt_authentication: <span style="color: #ffd700">True</span>
-<span style="color: #5c5cff">┗━━ </span>📓 <span style="color: #5c5cff">proxy_dns_socks5</span>: <span style="color: #ffd700">False</span>
-</pre>
-### Example 3
-
-#### config/03/config.yaml
-
-
-```yml
----
-proxy_mode: Manual proxy configuration
-manual:
-  http_proxy:
-    address: http.proxy.net
-proxy_dns_socks5: true
-
-```
-#### Output
-
-```console
-foo@bar:~$ rougail -v 1.1 -m firefox/ --modes_level basic standard advanced -u file -ff config/03/config.yaml
-```
-<pre>╭────────────────────────── Caption ──────────────────────────╮
-│ Variable                           <span style="color: #ffd700">Default value</span>            │
-│ <span style="color: #5c5cff">Undocumented variable</span>              Modified value           │
-│ <span style="color: #ff0000">Undocumented but modified variable</span> (<span style="color: #00aa00">Original default value</span>) │
-│ <span style="color: #ffaf00">Unmodifiable variable</span>                                       │
-╰─────────────────────────────────────────────────────────────╯
-Variables:
-<span style="color: #5c5cff">┣━━ </span>📓 proxy_mode: Manual proxy configuration (<span style="color: #00aa00">No proxy</span>)
-<span style="color: #5c5cff">┣━━ </span>📂 manual
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📂 http_proxy
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📓 address: http.proxy.net
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┗━━ </span>📓 port: <span style="color: #ffd700">8080</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📓 use_for_https: <span style="color: #ffd700">True</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📂 <span style="color: #ffaf00">https_proxy</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📓 <span style="color: #ffaf00">address</span>: <span style="color: #ffd700">http.proxy.net</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┗━━ </span>📓 <span style="color: #ffaf00">port</span>: <span style="color: #ffd700">8080</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┗━━ </span>📂 socks_proxy
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">    </span><span style="color: #5c5cff">┣━━ </span>📓 address: <span style="color: #ffd700">http.proxy.net</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">    </span><span style="color: #5c5cff">┣━━ </span>📓 port: <span style="color: #ffd700">8080</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">    </span><span style="color: #5c5cff">┗━━ </span>📓 version: <span style="color: #ffd700">v5</span>
-<span style="color: #5c5cff">┣━━ </span>📓 no_proxy :
-<span style="color: #5c5cff">┣━━ </span>📓 prompt_authentication: <span style="color: #ffd700">True</span>
-<span style="color: #5c5cff">┗━━ </span>📓 <span style="color: #ff0000">proxy_dns_socks5</span>: True
-</pre>
-### Example 4
-
-#### config/04/config.yaml
-
-
-```yml
----
-proxy_mode: Manual proxy configuration
-manual:
-  http_proxy:
-    address: http.proxy.net
-  socks_proxy:
-    version: v4
-
-```
-#### Output
-
-```console
-foo@bar:~$ rougail -v 1.1 -m firefox/ --modes_level basic standard advanced -u file -ff config/04/config.yaml
-```
-<pre>╭────────────────────────── Caption ──────────────────────────╮
-│ Variable                           <span style="color: #ffd700">Default value</span>            │
-│ <span style="color: #5c5cff">Undocumented variable</span>              Modified value           │
-│ <span style="color: #ff0000">Undocumented but modified variable</span> (<span style="color: #00aa00">Original default value</span>) │
-│ <span style="color: #ffaf00">Unmodifiable variable</span>                                       │
-╰─────────────────────────────────────────────────────────────╯
-Variables:
-<span style="color: #5c5cff">┣━━ </span>📓 proxy_mode: Manual proxy configuration (<span style="color: #00aa00">No proxy</span>)
-<span style="color: #5c5cff">┣━━ </span>📂 manual
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📂 http_proxy
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📓 address: http.proxy.net
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┗━━ </span>📓 port: <span style="color: #ffd700">8080</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📓 use_for_https: <span style="color: #ffd700">True</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📂 <span style="color: #ffaf00">https_proxy</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📓 <span style="color: #ffaf00">address</span>: <span style="color: #ffd700">http.proxy.net</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┗━━ </span>📓 <span style="color: #ffaf00">port</span>: <span style="color: #ffd700">8080</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┗━━ </span>📂 socks_proxy
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">    </span><span style="color: #5c5cff">┣━━ </span>📓 address: <span style="color: #ffd700">http.proxy.net</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">    </span><span style="color: #5c5cff">┣━━ </span>📓 port: <span style="color: #ffd700">8080</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">    </span><span style="color: #5c5cff">┗━━ </span>📓 version: v4 (<span style="color: #00aa00">v5</span>)
-<span style="color: #5c5cff">┣━━ </span>📓 no_proxy :
-<span style="color: #5c5cff">┗━━ </span>📓 prompt_authentication: <span style="color: #ffd700">True</span>
+<span style="color: #5c5cff">┣━━ </span>📓 proxy_mode: <span style="color: #ffd700">No proxy</span>
+<span style="color: #5c5cff">┗━━ </span>📂 dns_over_https
+<span style="color: #5c5cff">    </span><span style="color: #5c5cff">┗━━ </span>📓 enable_dns_over_https: <span style="color: #ffd700">False</span>
 </pre>
 
 
-- [[tutorial 080] A boolean variable](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_080/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_080~1..v1.1_080))
+- [[tutorial 081] A choice variable](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_081/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_081~1..v1.1_081))
diff --git a/config/01/output_ro.html b/config/01/output_ro.html
index cdecbe8..95f9a25 100644
--- a/config/01/output_ro.html
+++ b/config/01/output_ro.html
@@ -5,5 +5,7 @@
 │ <span style="color: #ffaf00">Unmodifiable variable</span>                                       │
 ╰─────────────────────────────────────────────────────────────╯
 Variables:
-<span style="color: #5c5cff">┗━━ </span>📓 proxy_mode: <span style="color: #ffd700">No proxy</span>
+<span style="color: #5c5cff">┣━━ </span>📓 proxy_mode: <span style="color: #ffd700">No proxy</span>
+<span style="color: #5c5cff">┗━━ </span>📂 dns_over_https
+<span style="color: #5c5cff">    </span><span style="color: #5c5cff">┗━━ </span>📓 enable_dns_over_https: <span style="color: #ffd700">False</span>
 </pre>
diff --git a/config/02/config.yaml b/config/02/config.yaml
deleted file mode 100644
index 135d8b3..0000000
--- a/config/02/config.yaml
+++ /dev/null
@@ -1,5 +0,0 @@
----
-proxy_mode: Manual proxy configuration
-manual:
-  http_proxy:
-    address: http.proxy.net
diff --git a/config/02/output_ro.html b/config/02/output_ro.html
deleted file mode 100644
index 9da31a9..0000000
--- a/config/02/output_ro.html
+++ /dev/null
@@ -1,24 +0,0 @@
-<pre>╭────────────────────────── Caption ──────────────────────────╮
-│ Variable                           <span style="color: #ffd700">Default value</span>            │
-│ <span style="color: #5c5cff">Undocumented variable</span>              Modified value           │
-│ <span style="color: #ff0000">Undocumented but modified variable</span> (<span style="color: #00aa00">Original default value</span>) │
-│ <span style="color: #ffaf00">Unmodifiable variable</span>                                       │
-╰─────────────────────────────────────────────────────────────╯
-Variables:
-<span style="color: #5c5cff">┣━━ </span>📓 proxy_mode: Manual proxy configuration (<span style="color: #00aa00">No proxy</span>)
-<span style="color: #5c5cff">┣━━ </span>📂 manual
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📂 http_proxy
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📓 address: http.proxy.net
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┗━━ </span>📓 port: <span style="color: #ffd700">8080</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📓 use_for_https: <span style="color: #ffd700">True</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📂 <span style="color: #ffaf00">https_proxy</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📓 <span style="color: #ffaf00">address</span>: <span style="color: #ffd700">http.proxy.net</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┗━━ </span>📓 <span style="color: #ffaf00">port</span>: <span style="color: #ffd700">8080</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┗━━ </span>📂 socks_proxy
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">    </span><span style="color: #5c5cff">┣━━ </span>📓 address: <span style="color: #ffd700">http.proxy.net</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">    </span><span style="color: #5c5cff">┣━━ </span>📓 port: <span style="color: #ffd700">8080</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">    </span><span style="color: #5c5cff">┗━━ </span>📓 version: <span style="color: #ffd700">v5</span>
-<span style="color: #5c5cff">┣━━ </span>📓 no_proxy :
-<span style="color: #5c5cff">┣━━ </span>📓 prompt_authentication: <span style="color: #ffd700">True</span>
-<span style="color: #5c5cff">┗━━ </span>📓 <span style="color: #5c5cff">proxy_dns_socks5</span>: <span style="color: #ffd700">False</span>
-</pre>
diff --git a/config/03/config.yaml b/config/03/config.yaml
deleted file mode 100644
index d04e72c..0000000
--- a/config/03/config.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
----
-proxy_mode: Manual proxy configuration
-manual:
-  http_proxy:
-    address: http.proxy.net
-proxy_dns_socks5: true
diff --git a/config/03/output_ro.html b/config/03/output_ro.html
deleted file mode 100644
index 094c50c..0000000
--- a/config/03/output_ro.html
+++ /dev/null
@@ -1,24 +0,0 @@
-<pre>╭────────────────────────── Caption ──────────────────────────╮
-│ Variable                           <span style="color: #ffd700">Default value</span>            │
-│ <span style="color: #5c5cff">Undocumented variable</span>              Modified value           │
-│ <span style="color: #ff0000">Undocumented but modified variable</span> (<span style="color: #00aa00">Original default value</span>) │
-│ <span style="color: #ffaf00">Unmodifiable variable</span>                                       │
-╰─────────────────────────────────────────────────────────────╯
-Variables:
-<span style="color: #5c5cff">┣━━ </span>📓 proxy_mode: Manual proxy configuration (<span style="color: #00aa00">No proxy</span>)
-<span style="color: #5c5cff">┣━━ </span>📂 manual
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📂 http_proxy
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📓 address: http.proxy.net
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┗━━ </span>📓 port: <span style="color: #ffd700">8080</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📓 use_for_https: <span style="color: #ffd700">True</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📂 <span style="color: #ffaf00">https_proxy</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📓 <span style="color: #ffaf00">address</span>: <span style="color: #ffd700">http.proxy.net</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┗━━ </span>📓 <span style="color: #ffaf00">port</span>: <span style="color: #ffd700">8080</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┗━━ </span>📂 socks_proxy
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">    </span><span style="color: #5c5cff">┣━━ </span>📓 address: <span style="color: #ffd700">http.proxy.net</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">    </span><span style="color: #5c5cff">┣━━ </span>📓 port: <span style="color: #ffd700">8080</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">    </span><span style="color: #5c5cff">┗━━ </span>📓 version: <span style="color: #ffd700">v5</span>
-<span style="color: #5c5cff">┣━━ </span>📓 no_proxy :
-<span style="color: #5c5cff">┣━━ </span>📓 prompt_authentication: <span style="color: #ffd700">True</span>
-<span style="color: #5c5cff">┗━━ </span>📓 <span style="color: #ff0000">proxy_dns_socks5</span>: True
-</pre>
diff --git a/config/04/config.yaml b/config/04/config.yaml
deleted file mode 100644
index 8ceca7b..0000000
--- a/config/04/config.yaml
+++ /dev/null
@@ -1,7 +0,0 @@
----
-proxy_mode: Manual proxy configuration
-manual:
-  http_proxy:
-    address: http.proxy.net
-  socks_proxy:
-    version: v4
diff --git a/config/04/output_ro.html b/config/04/output_ro.html
deleted file mode 100644
index 865beb0..0000000
--- a/config/04/output_ro.html
+++ /dev/null
@@ -1,23 +0,0 @@
-<pre>╭────────────────────────── Caption ──────────────────────────╮
-│ Variable                           <span style="color: #ffd700">Default value</span>            │
-│ <span style="color: #5c5cff">Undocumented variable</span>              Modified value           │
-│ <span style="color: #ff0000">Undocumented but modified variable</span> (<span style="color: #00aa00">Original default value</span>) │
-│ <span style="color: #ffaf00">Unmodifiable variable</span>                                       │
-╰─────────────────────────────────────────────────────────────╯
-Variables:
-<span style="color: #5c5cff">┣━━ </span>📓 proxy_mode: Manual proxy configuration (<span style="color: #00aa00">No proxy</span>)
-<span style="color: #5c5cff">┣━━ </span>📂 manual
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📂 http_proxy
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📓 address: http.proxy.net
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┗━━ </span>📓 port: <span style="color: #ffd700">8080</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📓 use_for_https: <span style="color: #ffd700">True</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📂 <span style="color: #ffaf00">https_proxy</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┣━━ </span>📓 <span style="color: #ffaf00">address</span>: <span style="color: #ffd700">http.proxy.net</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┗━━ </span>📓 <span style="color: #ffaf00">port</span>: <span style="color: #ffd700">8080</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">┗━━ </span>📂 socks_proxy
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">    </span><span style="color: #5c5cff">┣━━ </span>📓 address: <span style="color: #ffd700">http.proxy.net</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">    </span><span style="color: #5c5cff">┣━━ </span>📓 port: <span style="color: #ffd700">8080</span>
-<span style="color: #5c5cff">┃   </span><span style="color: #5c5cff">    </span><span style="color: #5c5cff">┗━━ </span>📓 version: v4 (<span style="color: #00aa00">v5</span>)
-<span style="color: #5c5cff">┣━━ </span>📓 no_proxy :
-<span style="color: #5c5cff">┗━━ </span>📓 prompt_authentication: <span style="color: #ffd700">True</span>
-</pre>
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