diff --git a/check_process b/check_process
index eb459a1..b3c2bef 100644
--- a/check_process
+++ b/check_process
@@ -16,7 +16,6 @@
 		backup_restore=1
 		multi_instance=0
 		change_url=0
-		incorrect_path=1
 		change_url=1
 ;;; Options
 Email=
diff --git a/conf/emailpoubelle.cron b/conf/emailpoubelle.cron
index 2a85ff7..4189f85 100644
--- a/conf/emailpoubelle.cron
+++ b/conf/emailpoubelle.cron
@@ -1 +1 @@
-0 */2 * * * www-data cd __FINALPATH__/www/; /usr/bin/php index.php > /dev/null 2>&1
\ No newline at end of file
+0 */2 * * * __APP__ cd __FINALPATH__/www/; /usr/bin/php index.php > /dev/null 2>&1
\ No newline at end of file
diff --git a/conf/nginx.conf b/conf/nginx.conf
index 155d397..da71733 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -2,19 +2,20 @@
 location __PATH__/ {
 
   # Path to source
-  alias __FINALPATH__/ ;
+  alias __FINALPATH__/www/ ;
 
   # Force usage of https
   if ($scheme = http) {
     rewrite ^ https://$server_name$request_uri? permanent;
   }
 
-### PHP configuration 
-  index www/index.php;
+  index index.php;
+
   try_files $uri $uri/ index.php;
   location ~ [^/]\.php(/|$) {
     fastcgi_split_path_info ^(.+?\.php)(/.*)$;
     fastcgi_pass unix:/var/run/php/php__PHPVERSION__-fpm-__NAME__.sock;
+
     fastcgi_index index.php;
     include fastcgi_params;
     fastcgi_param REMOTE_USER $remote_user;
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 7305c81..277549b 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -6,5 +6,4 @@ YNH_PHP_VERSION="7.3"
 
 extra_php_dependencies="php-geoip php${YNH_PHP_VERSION}-cli"
 
-app="emailpoubelle"
 lang="fr_FR.UTF-8 en_US.UTF-8 it_IT.UTF-8"
diff --git a/scripts/backup b/scripts/backup
index 71a9b30..55b54cd 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -25,9 +25,10 @@ ynh_print_info --message="Loading installation settings..."
 
 app=$YNH_APP_INSTANCE_NAME
 
-final_path=$(ynh_app_setting_get $app final_path)
-domain=$(ynh_app_setting_get $app domain)
-db_name=$(ynh_app_setting_get $app db_name)
+final_path=$(ynh_app_setting_get --app=$app --key=final_path)
+domain=$(ynh_app_setting_get --app=$app --key=domain)
+db_name=$(ynh_app_setting_get --app=$app --key=db_name)
+phpversion=$(ynh_app_setting_get --app=$app --key=phpversion)
 
 #=================================================
 # STANDARD BACKUP STEPS
@@ -49,12 +50,6 @@ ynh_backup --src_path="/etc/nginx/conf.d/$domain.d/$app.conf"
 
 ynh_backup --src_path="/etc/php/$phpversion/fpm/pool.d/$app.conf"
 
-#=================================================
-# BACKUP THE MYSQL DATABASE
-#=================================================
-
-ynh_mysql_dump_db "$db_name" > db.sql
-
 #=================================================
 # BACKUP THE CRON FILE
 #=================================================
@@ -65,7 +60,14 @@ ynh_backup --src_path="/etc/cron.d/$app"
 # BACKUP postfix conf
 #=================================================
 
-ynh_backup "/usr/share/yunohost/hooks/conf_regen/98-postfix_emailpoubelle"
+ynh_backup --src_path="/usr/share/yunohost/hooks/conf_regen/98-postfix_emailpoubelle"
+
+#=================================================
+# BACKUP THE MYSQL DATABASE
+#=================================================
+ynh_print_info --message="Backing up the MySQL database..."
+
+ynh_mysql_dump_db --database="$db_name" > db.sql
 
 #=================================================
 # END OF SCRIPT
diff --git a/scripts/change_url b/scripts/change_url
index 495b7eb..b286df6 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -24,20 +24,15 @@ app=$YNH_APP_INSTANCE_NAME
 #=================================================
 # LOAD SETTINGS
 #=================================================
-ynh_script_progression --message="Loading installation settings..." --time --weight=1
+ynh_script_progression --message="Loading installation settings..." --weight=1
 
 # Needed for helper "ynh_add_nginx_config"
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
 
-# Add settings here as needed by your application
-#db_name=$(ynh_app_setting_get --app=$app --key=db_name)
-#db_user=$db_name
-#db_pwd=$(ynh_app_setting_get --app=$app --key=db_pwd)
-
 #=================================================
 # BACKUP BEFORE CHANGE URL THEN ACTIVE TRAP
 #=================================================
-ynh_script_progression --message="Backing up the app before changing its URL (may take a while)..." --time --weight=1
+ynh_script_progression --message="Backing up the app before changing its URL (may take a while)..." --weight=1
 
 # Backup the current version of the app
 ynh_backup_before_upgrade
@@ -72,14 +67,14 @@ fi
 #=================================================
 # STOP SYSTEMD SERVICE
 #=================================================
-ynh_script_progression --message="Stopping a systemd service..." --time --weight=1
+ynh_script_progression --message="Stopping a systemd service..." --weight=1
 
 ynh_systemd_action --service_name=$app --action="stop" --log_path="/var/log/$app/$app.log"
 
 #=================================================
 # MODIFY URL IN NGINX CONF
 #=================================================
-ynh_script_progression --message="Updating NGINX web server configuration..." --time --weight=1
+ynh_script_progression --message="Updating NGINX web server configuration..." --weight=1
 
 nginx_conf_path=/etc/nginx/conf.d/$old_domain.d/$app.conf
 
@@ -105,25 +100,19 @@ then
 	ynh_store_file_checksum --file="/etc/nginx/conf.d/$new_domain.d/$app.conf"
 fi
 
-#=================================================
-# SPECIFIC MODIFICATIONS
-#=================================================
-# ...
-#=================================================
-
 #=================================================
 # GENERIC FINALISATION
 #=================================================
 # START SYSTEMD SERVICE
 #=================================================
-ynh_script_progression --message="Starting a systemd service..." --time --weight=1
+ynh_script_progression --message="Starting a systemd service..." --weight=1
 
 ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app/$app.log"
 
 #=================================================
 # RELOAD NGINX
 #=================================================
-ynh_script_progression --message="Reloading NGINX web server..." --time --weight=1
+ynh_script_progression --message="Reloading NGINX web server..." --weight=1
 
 ynh_systemd_action --service_name=nginx --action=reload
 
@@ -131,4 +120,4 @@ ynh_systemd_action --service_name=nginx --action=reload
 # END OF SCRIPT
 #=================================================
 
-ynh_script_progression --message="Change of URL completed for $app" --time --last
+ynh_script_progression --message="Change of URL completed for $app" --last
diff --git a/scripts/install b/scripts/install
index 26de30a..2b0d1a6 100644
--- a/scripts/install
+++ b/scripts/install
@@ -24,12 +24,8 @@ ynh_abort_if_errors
 domain=$YNH_APP_ARG_DOMAIN
 path_url=$YNH_APP_ARG_PATH
 admin=$YNH_APP_ARG_ADMIN
-ynh_print_OFF
 password=$YNH_APP_ARG_PASSWORD
-ynh_print_ON
 is_public=$YNH_APP_ARG_IS_PUBLIC
-final_path=/var/www/$app
-db_user=emailPoubelle
 
 app=$YNH_APP_INSTANCE_NAME
 
@@ -52,7 +48,6 @@ ynh_script_progression --message="Storing installation settings..." --weight=1
 ynh_app_setting_set --app=$app --key=domain --value=$domain
 ynh_app_setting_set --app=$app --key=path --value=$path_url
 ynh_app_setting_set --app=$app --key=admin --value=$admin
-ynh_app_setting_set --app=$app --key=db_name --value=$db_user
 ynh_app_setting_set --app=$app --key=final_path --value=$final_path
 
 #=================================================
@@ -82,6 +77,10 @@ ln -s $final_path/lang/fr $final_path/lang/fr_FR
 ln -s $final_path/lang/it $final_path/lang/it_IT
 ln -s $final_path/www/template-exemple $final_path/template-exemple
 
+#chmod 750 "$final_path"
+#chmod -R o-rwx "$final_path"
+#chown -R $app:www-data "$final_path"
+
 #=================================================
 # CREATE A MYSQL DATABASE
 #=================================================
@@ -119,7 +118,7 @@ newaliases
 
 #adding cronjob for removing expired email addresses
 ynh_add_config --template="../conf/emailpoubelle.cron" --destination="/etc/cron.d/$app"
-chown root:root /etc/cron.d/$app
+chown root: /etc/cron.d/$app
 chmod 644 /etc/cron.d/$app
 
 #=================================================
@@ -152,6 +151,7 @@ fi
 #=================================================
 # RELOAD SERVICES
 #=================================================
+
 ynh_systemd_action --service_name=nginx --action=reload
 ynh_systemd_action --service_name=postfix --action=reload
 ynh_systemd_action --service_name=php$phpversion-fpm --action=reload
diff --git a/scripts/restore b/scripts/restore
index 6883306..ac8e557 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -30,14 +30,13 @@ path_url=$(ynh_app_setting_get $app path)
 final_path=$(ynh_app_setting_get $app final_path)
 db_name=$(ynh_app_setting_get $app db_name)
 admin=$(ynh_app_setting_get $app admin)
+phpversion=$(ynh_app_setting_get --app=$app --key=phpversion)
 
 #=================================================
 # CHECK IF THE APP CAN BE RESTORED
 #=================================================
 ynh_script_progression --message="Validating restoration parameters..." --weight=1
 
-ynh_webpath_available $domain $path_url \
-	|| ynh_die "Path not available: ${domain}${path_url}"
 test ! -d $final_path \
 	|| ynh_die "There is already a directory: $final_path "
 
@@ -114,7 +113,7 @@ ynh_restore_file "/etc/cron.d/$app"
 #=================================================
 # RELOAD NGINX & ALIASES
 #=================================================
-ynh_script_progression --message="Reloading nginx web server and php-fpm..." --weight=1
+ynh_script_progression --message="Reloading NGINX web server and PHP-FPM..." --weight=1
 
 postmap $final_path/var/virtual
 ynh_systemd_action --service_name=php$phpversion-fpm --action=reload
diff --git a/scripts/upgrade b/scripts/upgrade
index d64a1c4..54c1bbd 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -63,32 +63,10 @@ fi
 # Cleaning legacy permissions
 if ynh_legacy_permissions_exists; then
   ynh_legacy_permissions_delete_all
+
   ynh_app_setting_delete --app=$app --key=is_public
 fi
 
-#=================================================
-# BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
-#=================================================
-ynh_script_progression --message="Backing up the app before upgrading (may take a while)..."
-# Backup the current version of the app
-ynh_backup_before_upgrade
-ynh_clean_setup () {
-	# restore it if the upgrade fails
-	ynh_restore_upgradebackup
-}
-# Exit if an error occurs during the execution of the script
-ynh_abort_if_errors
-
-#=================================================
-# Migrate legacy permissions to new system
-#=================================================
-if ynh_legacy_permissions_exists
-then
-	ynh_legacy_permissions_delete_all
-
-	ynh_app_setting_delete --app=$app --key=is_public
-fi
-
 #=================================================
 # STANDARD UPGRADE STEPS
 #=================================================
@@ -139,18 +117,14 @@ yunohost tools regen-conf postfix -f
 #=================================================
 
 chown -R www-data:www-data $final_path
-chown root:root /etc/cron.d/$app
 
 #=================================================
 # RELOAD SERVICES
 #=================================================
-ynh_script_progression --message="Starting a systemd service..."
+ynh_script_progression --message="Reloading NGINX web server..."
+
 ynh_systemd_action --service_name=php$phpversion-fpm --action=reload
-
-ynh_script_progression --message="Reloading nginx web server..."
 ynh_systemd_action --service_name=nginx --action=reload
-
-ynh_script_progression --message="Reloading postfix..."
 ynh_systemd_action --service_name=postfix --action=reload
 
 #=================================================