diff --git a/README.md b/README.md
index 22ed199..3a4dae3 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 050] Family: "shorthand" mode](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_050/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_050~1..v1.1_050))
+- [[tutorial 051] Variable: "shorthand" mode](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_051/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_051~1..v1.1_051))
 
-# [tutorial 051] Variable: "shorthand" mode
+# [tutorial 060] A variable with type "web_address"
 
-[View the diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_051~1..v1.1_051)
+[View the diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_060~1..v1.1_060)
 
 
 ## Screenshot
@@ -101,6 +101,16 @@ manual:
         type: identifier
         when: 'HTTPS'
 
+```
+### firefox/30-auto.yml
+
+
+```yml
+---
+auto:
+  description: Automatic proxy configuration URL
+  type: web_address
+
 ```
 ### Generated documentation
 
@@ -109,9 +119,9 @@ foo@bar:~$ rougail -v 1.1 -m firefox/ -o doc -do github
 ```
 ### Variables
 
-| Variable                                                                                                       | Description                                                                                                    |
-|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
-| **proxy_mode**<br/>[`choice`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `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;   | 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;   |
+|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| **proxy_mode**<br/>[`choice`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `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
 
@@ -121,14 +131,14 @@ _`disabled`_
 
 ##### HTTP Proxy
 
-| 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;   | 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;   |
-|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
-| **manual.http_proxy.address**<br/>[`domainname`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `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) `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;   | 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;   |
+|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| **manual.http_proxy.address**<br/>[`domainname`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `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) `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;   | 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;   |
-|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
-| **manual.use_for_https**<br/>[`boolean`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `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;   | 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;   |
+|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| **manual.use_for_https**<br/>[`boolean`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                                       | Also use this proxy for HTTPS.<br/>**Default**: True                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                |
 
 ##### "*HTTPS* Proxy" or "*SOCKS* Proxy"
 
@@ -141,11 +151,15 @@ 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;   | 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;   |
-|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
-| **manual.https_proxy.address** or **manual.socks_proxy.address**<br/>[`domainname`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `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) `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) `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;   | 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;   |
+|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| **manual.https_proxy.address** or **manual.socks_proxy.address**<br/>[`domainname`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `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) `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) `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;   | 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;   |
+|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| **auto**<br/>[`web_address`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                                                   | Automatic proxy configuration URL.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  |
 
 
 ## User data
@@ -157,6 +171,7 @@ This family builds families dynamically.
 
 ```yml
 ---
+auto: https://auto.proxy.net/wpad.dat
 
 ```
 #### Output
@@ -171,7 +186,8 @@ foo@bar:~$ rougail -v 1.1 -m firefox/ -u file -ff config/01/config.yaml
 │ <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>📓 auto: https://auto.proxy.net/wpad.dat
 </pre>
 ### Example 2
 
@@ -180,7 +196,7 @@ Variables:
 
 ```yml
 ---
-proxy_mode: No proxy
+proxy_mode: Automatic proxy configuration URL
 
 ```
 #### Output
@@ -188,14 +204,9 @@ proxy_mode: No proxy
 ```console
 foo@bar:~$ rougail -v 1.1 -m firefox/ -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: No proxy (<span style="color: #00aa00">No proxy</span>)
+<pre>🛑 ERRORS
+<span style="color: #ff0000">┣━━ </span>The following variables are mandatory but have no value:
+<span style="color: #ff0000">┗━━ </span>  - auto (Automatic proxy configuration URL)
 </pre>
 ### Example 3
 
@@ -204,7 +215,8 @@ Variables:
 
 ```yml
 ---
-proxy_mode: Manual proxy configuration
+proxy_mode: Automatic proxy configuration URL
+auto: https://auto.proxy.net/wpad.dat
 
 ```
 #### Output
@@ -212,67 +224,16 @@ proxy_mode: Manual proxy configuration
 ```console
 foo@bar:~$ rougail -v 1.1 -m firefox/ -u file -ff config/03/config.yaml
 ```
-<pre>🛑 ERRORS
-<span style="color: #ff0000">┣━━ </span>The following variables are mandatory but have no value:
-<span style="color: #ff0000">┣━━ </span>  - manual.http_proxy.address (HTTP address)
-<span style="color: #ff0000">┗━━ </span>  - manual.socks_proxy.address (SOCKS address)
-</pre>
-### Example 4
-
-#### config/04/config.yaml
-
-
-```yml
----
-proxy_mode: foo
-
-```
-#### Output
-
-```console
-foo@bar:~$ rougail -v 1.1 -m firefox/ -u file -ff config/04/config.yaml
-```
-<pre>🛑 ERRORS
-<span style="color: #ff0000">┗━━ </span>"foo" is an invalid choice for "proxy_mode (Configure Proxy Access to the Internet)", only 
-<span style="color: #ff0000">    </span>"Auto-detect proxy settings for this network", "Automatic proxy configuration URL", "Manual proxy 
-<span style="color: #ff0000">    </span>configuration", "No proxy" and "Use system proxy settings" are allowed
-╭────────────────────────── Caption ──────────────────────────╮
+<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: <span style="color: #ffd700">No proxy</span>
-</pre>
-### Example 5
-
-#### config/05/config.yaml
-
-
-```yml
----
-proxy_mode: 1
-
-```
-#### Output
-
-```console
-foo@bar:~$ rougail -v 1.1 -m firefox/ -u file -ff config/05/config.yaml
-```
-<pre>🛑 ERRORS
-<span style="color: #ff0000">┗━━ </span>"1" is an invalid choice for "proxy_mode (Configure Proxy Access to the Internet)", only "Auto-detect
-<span style="color: #ff0000">    </span>proxy settings for this network", "Automatic proxy configuration URL", "Manual proxy configuration", 
-<span style="color: #ff0000">    </span>"No proxy" and "Use system proxy settings" are allowed
-╭────────────────────────── 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: <span style="color: #ffd700">No proxy</span>
+<span style="color: #5c5cff">┣━━ </span>📓 proxy_mode: Automatic proxy configuration URL (<span style="color: #00aa00">No proxy</span>)
+<span style="color: #5c5cff">┗━━ </span>📓 auto: https://auto.proxy.net/wpad.dat
 </pre>
 
 
-- [[tutorial 060] A variable with type "web_address"](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_060/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_060~1..v1.1_060))
+- [[tutorial 061] A conditional disabled variable](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_061/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_061~1..v1.1_061))
diff --git a/config/01/config.yaml b/config/01/config.yaml
index ed97d53..1edbe91 100644
--- a/config/01/config.yaml
+++ b/config/01/config.yaml
@@ -1 +1,2 @@
 ---
+auto: https://auto.proxy.net/wpad.dat
diff --git a/config/01/output_ro.html b/config/01/output_ro.html
index cdecbe8..4009618 100644
--- a/config/01/output_ro.html
+++ b/config/01/output_ro.html
@@ -5,5 +5,6 @@
 │ <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>📓 auto: https://auto.proxy.net/wpad.dat
 </pre>
diff --git a/config/02/config.yaml b/config/02/config.yaml
index d914488..26df130 100644
--- a/config/02/config.yaml
+++ b/config/02/config.yaml
@@ -1,2 +1,2 @@
 ---
-proxy_mode: No proxy
+proxy_mode: Automatic proxy configuration URL
diff --git a/config/02/output_ro.html b/config/02/output_ro.html
index 38b2d86..0740549 100644
--- a/config/02/output_ro.html
+++ b/config/02/output_ro.html
@@ -1,9 +1,4 @@
-<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: No proxy (<span style="color: #00aa00">No proxy</span>)
+<pre>🛑 ERRORS
+<span style="color: #ff0000">┣━━ </span>The following variables are mandatory but have no value:
+<span style="color: #ff0000">┗━━ </span>  - auto (Automatic proxy configuration URL)
 </pre>
diff --git a/config/03/config.yaml b/config/03/config.yaml
index 74edb22..307e175 100644
--- a/config/03/config.yaml
+++ b/config/03/config.yaml
@@ -1,2 +1,3 @@
 ---
-proxy_mode: Manual proxy configuration
+proxy_mode: Automatic proxy configuration URL
+auto: https://auto.proxy.net/wpad.dat
diff --git a/config/03/output_ro.html b/config/03/output_ro.html
index 15e7f44..72a41f0 100644
--- a/config/03/output_ro.html
+++ b/config/03/output_ro.html
@@ -1,5 +1,10 @@
-<pre>🛑 ERRORS
-<span style="color: #ff0000">┣━━ </span>The following variables are mandatory but have no value:
-<span style="color: #ff0000">┣━━ </span>  - manual.http_proxy.address (HTTP address)
-<span style="color: #ff0000">┗━━ </span>  - manual.socks_proxy.address (SOCKS address)
+<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: Automatic proxy configuration URL (<span style="color: #00aa00">No proxy</span>)
+<span style="color: #5c5cff">┗━━ </span>📓 auto: https://auto.proxy.net/wpad.dat
 </pre>
diff --git a/config/04/config.yaml b/config/04/config.yaml
deleted file mode 100644
index e3fa25d..0000000
--- a/config/04/config.yaml
+++ /dev/null
@@ -1,2 +0,0 @@
----
-proxy_mode: foo
diff --git a/config/04/output_ro.html b/config/04/output_ro.html
deleted file mode 100644
index 5fe2e0d..0000000
--- a/config/04/output_ro.html
+++ /dev/null
@@ -1,13 +0,0 @@
-<pre>🛑 ERRORS
-<span style="color: #ff0000">┗━━ </span>"foo" is an invalid choice for "proxy_mode (Configure Proxy Access to the Internet)", only 
-<span style="color: #ff0000">    </span>"Auto-detect proxy settings for this network", "Automatic proxy configuration URL", "Manual proxy 
-<span style="color: #ff0000">    </span>configuration", "No proxy" and "Use system proxy settings" are allowed
-╭────────────────────────── 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: <span style="color: #ffd700">No proxy</span>
-</pre>
diff --git a/config/05/config.yaml b/config/05/config.yaml
deleted file mode 100644
index bf6f64c..0000000
--- a/config/05/config.yaml
+++ /dev/null
@@ -1,2 +0,0 @@
----
-proxy_mode: 1
diff --git a/config/05/output_ro.html b/config/05/output_ro.html
deleted file mode 100644
index 071b4d5..0000000
--- a/config/05/output_ro.html
+++ /dev/null
@@ -1,13 +0,0 @@
-<pre>🛑 ERRORS
-<span style="color: #ff0000">┗━━ </span>"1" is an invalid choice for "proxy_mode (Configure Proxy Access to the Internet)", only "Auto-detect
-<span style="color: #ff0000">    </span>proxy settings for this network", "Automatic proxy configuration URL", "Manual proxy configuration", 
-<span style="color: #ff0000">    </span>"No proxy" and "Use system proxy settings" are allowed
-╭────────────────────────── 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: <span style="color: #ffd700">No proxy</span>
-</pre>
diff --git a/firefox.png b/firefox.png
index b7ca7aa..20701e2 100644
Binary files a/firefox.png and b/firefox.png differ