diff --git a/docs/tutorial/index.rst b/docs/tutorial/index.rst
index 6237843b0..87cd64b2a 100644
--- a/docs/tutorial/index.rst
+++ b/docs/tutorial/index.rst
@@ -20,28 +20,35 @@ We'll call the variables **configuration options** since that's what the variabl
 
 .. attention:: We are not coding a firefox plugin here.
           We are just going to handle some of the firefox configuration settings
-          with Rougail.
+          with Rougail. We are just validating them. 
+          
+          The configuration option values entered by the user have to be:
+
+          - validated
+          - consitent
+          - conform
 
 Let's dive into this **configuration options validation** use case.
 
-Presentation of the firefox option configuration variables
------------------------------------------------------------
+Presentation of the firefox configuration options 
+--------------------------------------------------
 
-The values entered by the user have to be 
-
-- validated
-- consitent
-- conformity 
-
-.. todo:: explain the congruent term. or another term? compliance ? accordance ? conformity ?
-
-At first glance we can see that we have a selection of five configuration options values that we need to fill in, they are highlighted here in this screenshot:
+At first glance we can see that we have a selection of five configuration options that we need to fill in, they are highlighted here in this screenshot:
 
 .. image:: images/firefox_01.png
 
+We'll learn in this tutorial how to set the values of the configuration options in a clean way with the Rougail library. 
+
+.. prerequisites:: Important advice
+
+   It is advisable to follow this tutorial with the help of the corresponding :tutorial:`Rougail git repository tutorial <>`.
+   If you use this rougail tutorial repository, you will have all the necessary files distributed in the correct tree structure.
+   
+   Of course, you can also decide to start from scratch and copy/paste the tutorial files content.
+
 .. toctree::
    :titlesonly:
-   :caption: The firefox tutorial steps
+   :caption: The firefox tutorial
 
    preliminary
    proxymode
@@ -50,7 +57,3 @@ At first glance we can see that we have a selection of five configuration option
    dynfam
    calculation
 
-
-.. prerequisites:: Prerequisites
-
-   It is advisable to :tutorial:`Clone the tutorial Git repository <>` corresponding to this getting starting workshop.