diff --git a/doc/ADMIN.md b/doc/ADMIN.md
index e3f378d..79ee96c 100644
--- a/doc/ADMIN.md
+++ b/doc/ADMIN.md
@@ -1,9 +1,3 @@
-## Configuration
-
-You need to install TURN server in a root or subdomain like `__DOMAIN__`
-
-How to configure this app: a plain file with SSH.
-
 ## Testing
 
 For testing we can use Trickle-Ice testing tool. Go to [trickle-ice page](https://webrtc.github.io/samples/src/content/peerconnection/trickle-ice) and enter following details.
diff --git a/doc/ADMIN_fr.md b/doc/ADMIN_fr.md
index d20abe8..869a0a3 100644
--- a/doc/ADMIN_fr.md
+++ b/doc/ADMIN_fr.md
@@ -1,7 +1,3 @@
-## Configuration
-
-Vous devez installer coTURN à la racine ou un sous-domaine comme `__DOMAIN__`
-
 ## Testing
 
 Pour les tests, vous pouvez utiliser l'outil de test Trickle-Ice. Accédez à la page [trickle-ice](https://webrtc.github.io/samples/src/content/peerconnection/trickle-ice) et entrez les détails suivants.
diff --git a/doc/DESCRIPTION_fr.md b/doc/DESCRIPTION_fr.md
new file mode 100644
index 0000000..f61ef2f
--- /dev/null
+++ b/doc/DESCRIPTION_fr.md
@@ -0,0 +1 @@
+Le serveur TURN est un serveur et une passerelle NAT pour le trafic multimédia VoIP. Il peut également être utilisé comme serveur et passerelle TURN de trafic réseau à usage général.
\ No newline at end of file
diff --git a/scripts/install b/scripts/install
index 6d9b4cc..4cf58ec 100644
--- a/scripts/install
+++ b/scripts/install
@@ -20,9 +20,6 @@ ynh_app_setting_set --app=$app --key=no_sso --value=true
 #=================================================
 ynh_script_progression --message="Creating a dhparam file..." --weight=3
 
-# WARNING : theses command are used in INSTALL, UPGRADE, RESTORE
-# For any update do it in all files
-
 # Make dhparam cert for Coturn if it doesn't exist
 if [ ! -e /etc/ssl/private/dh2048.pem ]
 then
@@ -55,9 +52,6 @@ ynh_add_systemd_config
 #=================================================
 ynh_script_progression --message="Configuring Coturn..." --weight=1
 
-# WARNING: theses command are used in INSTALL, UPGRADE
-# For any update do it in all files
-
 # Find password for turnserver
 turnserver_pwd=$(ynh_string_random --length=30)
 ynh_app_setting_set --app=$app --key=turnserver_pwd --value=$turnserver_pwd
@@ -82,7 +76,6 @@ ynh_store_file_checksum --file="$coturn_config_path"
 # ADD SCRIPT FOR COTURN CRON
 #=================================================
 
-# WARNING : theses command are used in INSTALL, UPGRADE
 # For any update do it in all files
 cp -f ../sources/Coturn_config_rotate.sh $data_dir/
 ynh_replace_string --match_string="__APP__" --replace_string=$app --target_file=$data_dir/Coturn_config_rotate.sh
diff --git a/scripts/restore b/scripts/restore
index 3c4a2e0..6e893d4 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -42,9 +42,6 @@ adduser turnserver ssl-cert
 #=================================================
 ynh_script_progression --message="Creating a dhparam file..." --weight=3
 
-# WARNING : theses command are used in INSTALL, UPGRADE, RESTORE
-# For any update do it in all files
-
 # Make dhparam cert for Coturn if it doesn't exist
 if [ ! -e /etc/ssl/private/dh2048.pem ]
 then
diff --git a/scripts/upgrade b/scripts/upgrade
index 8297176..a4210cb 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -49,9 +49,6 @@ ynh_add_systemd_config
 #=================================================
 ynh_script_progression --message="Configuring Coturn..." --weight=2
 
-# WARNING: theses command are used in INSTALL, UPGRADE
-# For any update do it in all files
-
 coturn_config_path="/etc/turnserver.conf"
 
 ynh_add_config --template="../conf/turnserver.conf" --destination="$coturn_config_path"
@@ -72,8 +69,6 @@ ynh_store_file_checksum --file="$coturn_config_path"
 # ADD SCRIPT FOR COTURN CRON
 #=================================================
 
-# WARNING : theses command are used in INSTALL, UPGRADE
-# For any update do it in all files
 cp -f ../sources/Coturn_config_rotate.sh $data_dir/
 ynh_replace_string --match_string="__APP__" --replace_string=$app --target_file=$data_dir/Coturn_config_rotate.sh