diff --git a/scripts/backup b/scripts/backup
index 8c43f5a..ffce7d0 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -15,6 +15,7 @@ source ../settings/scripts/experimental_helper.sh
 source ../settings/scripts/_common.sh
 
 # Retrieve app settings
+ynh_script_progression --message="Loading installation settings..."
 domain=$(ynh_app_setting_get --app $app --key domain)
 
 #=================================================
@@ -22,17 +23,23 @@ domain=$(ynh_app_setting_get --app $app --key domain)
 #=================================================
 
 # Copy the app source files
+ynh_script_progression --message="Backing up code..." --weight=3
 ynh_backup --src_path "$final_path"
 
 # Copy the data files
+ynh_script_progression --message="Backing up user data..." --weight=10
 ynh_backup --src_path "$DATADIR"
 
+ynh_script_progression --message="Backing up configuration..."
+
 # Copy the conf files
 ynh_backup --src_path "/etc/nginx/conf.d/${domain}.d/${app}.conf"
 ynh_backup --src_path "/etc/systemd/system/${app}.service"
 
 # Backup logs
+ynh_script_progression --message="Backing up logs..."
 ynh_backup --src_path "/var/log/$app"
 
 # Dump the database
+ynh_script_progression --message="Backing up database"
 ynh_mysql_dump_db "$dbname" > ./db.sql
diff --git a/scripts/change_url b/scripts/change_url
index a9962a3..713ffeb 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -14,7 +14,7 @@ ynh_abort_if_errors
 source ./experimental_helper.sh
 source ./_common.sh
 
-cp -r  /etc/yunohost/apps/${app}/conf ../ # Quick hack for https://github.com/YunoHost/yunohost/pull/427
+ynh_script_progression --message="Loading installation settings..."
 
 # RETRIEVE ARGUMENTS
 old_domain=$YNH_APP_OLD_DOMAIN
@@ -32,6 +32,8 @@ upstream_version=$(ynh_app_setting_get $app upstream_version)
 # STANDARD MODIFICATIONS
 #=================================================
 
+ynh_script_progression --message="Updating nginx configuration..."
+
 # MODIFY URL IN NGINX CONF
 nginx_conf_path=/etc/nginx/conf.d/$old_domain.d/$app.conf
 
@@ -48,9 +50,11 @@ fi
 config_nginx
 
 # Update gitea config
+ynh_script_progression --message="Updating gitea configuration..."
 config_gitea
 
 # RELOAD services
+ynh_script_progression --message="Starting services..."
 ynh_systemd_action -l "Serving \[::\]:$port with pid" -p "/var/log/$app/gitea.log" -a restart -t 10
 sleep 1
 
diff --git a/scripts/install b/scripts/install
index dec728c..e4d3df2 100644
--- a/scripts/install
+++ b/scripts/install
@@ -14,6 +14,8 @@ ynh_abort_if_errors
 source ./experimental_helper.sh
 source ./_common.sh
 
+ynh_script_progression --message="Validating installation parameters..."
+
 # Retrieve arguments
 domain=$YNH_APP_ARG_DOMAIN
 path_url=$(ynh_normalize_url_path $YNH_APP_ARG_PATH)
@@ -32,6 +34,7 @@ ynh_user_exists "$admin" \
 test ! -e "$final_path" || ynh_die --message "This path already contains a folder"
 
 # Generate random password and key
+ynh_script_progression --message="Defining db password and key..."
 dbpass=$(ynh_string_random)
 key=$(ynh_string_random)
 
@@ -39,6 +42,7 @@ key=$(ynh_string_random)
 port=$(ynh_find_port 6000)
 
 # Store Settings
+ynh_script_progression --message="Storing installation settings..."
 ynh_app_setting_set --app $app --key mysqlpwd --value $dbpass
 ynh_app_setting_set --app $app --key adminusername --value $admin
 ynh_app_setting_set --app $app --key is_public --value $is_public
@@ -49,42 +53,40 @@ ynh_app_setting_set --app $app --key web_port --value $port
 # STANDARD MODIFICATIONS
 #=================================================
 
-
-# Configure init script
-ynh_add_systemd_config
-
-# Modify Nginx configuration file and copy it to Nginx conf directory
-config_nginx
-
 # Initialize database and store mysql password for upgrade
+ynh_script_progression --message="Configuring MySQL database..."
 ynh_mysql_create_db "$dbname" "$dbuser" "$dbpass"
 
 # Add users
-# We can't use the official helper (for now) because we need to set the shell for the login
-test getent passwd "$app" &>/dev/null || \
-    useradd -d "$DATADIR" --system --user-group "$app" --shell /bin/bash || \
-        ynh_die --message "Unable to create $app system account"
-# Should be replaced by this when getops is available in the helper ynh_system_user_create (probably in Yunohost 3.5)
-# ynh_system_user_create --username= $app --home_dir=/opt/yunohost/$app --use_shell
+ynh_script_progression --message="Configuring system user..."
+ynh_system_user_create --username= $app --home_dir=/opt/yunohost/$app --use_shell
 
 # create needed directories
 create_dir
 
 # Configure init script
+ynh_script_progression --message="Configuring a systemd service..." --weight=2
 ynh_add_systemd_config
 
 # Modify Nginx configuration file and copy it to Nginx conf directory
+ynh_script_progression --message="Configuring nginx..." --weight=1
 config_nginx
 
 # Configure gitea with app.ini file
+ynh_script_progression --message="Configuring application, step 1/2..."
 config_gitea
 
+ynh_script_progression --message="Installing sources files..." --weight=10
+
 # Install gitea
 ynh_setup_source $final_path source/$architecture
 
 # Set permissions
+ynh_script_progression --message="Protecting directory"
 set_permission
 
+ynh_script_progression --message="Configuring application, step 2/2..."
+
 # Start gitea for building mysql tables
 systemctl start "$app".service
 
@@ -100,6 +102,7 @@ ynh_replace_string --match_string "__APP__" --replace_string "$app" --target_fil
 ynh_mysql_connect_as "$dbuser" "$dbpass" "$dbname" < ../conf/login_source.sql
 
 # SETUP FAIL2BAN
+ynh_script_progression --message="Configuring fail2ban..."
 ynh_add_fail2ban_config --logpath "/var/log/$app/gitea.log" --failregex ".*Failed authentication attempt for .* from <HOST>" --max_retry 5
 
 #=================================================
@@ -107,18 +110,22 @@ ynh_add_fail2ban_config --logpath "/var/log/$app/gitea.log" --failregex ".*Faile
 #=================================================
 
 # Unprotect root from SSO if public
+ynh_script_progression --message="Protecting directory"
 set_access_settings
 
 # Add gitea to YunoHost's monitored services
+ynh_script_progression --message="Register gitea service..."
 yunohost service add "$app" --log "/var/log/$app/gitea.log"
 
 # Configure logrotate
+ynh_script_progression --message="Configuring log rotation..."
 ynh_use_logrotate "/var/log/$app"
 
 # Save Version
 ynh_app_setting_set --app $app --key upstream_version --value $(ynh_app_upstream_version)
 
 # Reload services
+ynh_script_progression --message="Starting gitea services..." --weight=3
 ynh_systemd_action -l "Serving \[::\]:$port with pid" -p "/var/log/$app/gitea.log" -t 10
 sleep 1
 
diff --git a/scripts/remove b/scripts/remove
index bcc5268..d6e18e3 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -11,41 +11,53 @@ source /usr/share/yunohost/helpers
 source ./experimental_helper.sh
 source ./_common.sh
 
+ynh_script_progression --message="Loading installation settings..."
+
+# Retrieve domain from app settings
+domain=$(ynh_app_setting_get --app $app --key domain)
+
 #=================================================
 # STANDARD REMOVE
 #=================================================
 
 # Stop gitea
+ynh_script_progression --message="Stoping services..."
 systemctl stop "$app".service
 
 # Drop MySQL database and user
+ynh_script_progression --message="Removing databases..."
 ynh_mysql_drop_db "$dbname" 2>/dev/null
 ynh_mysql_drop_user "$dbuser" 2>/dev/null
 
-# Retrieve domain from app settings
-domain=$(ynh_app_setting_get --app $app --key domain)
-
 # Delete app directory and configurations
+ynh_script_progression --message="Removing code..."
 ynh_secure_remove --file="$final_path"
+ynh_script_progression --message="Removing user data..."
 ynh_secure_remove --file="$DATADIR"
+ynh_script_progression --message="Removing logs..."
 ynh_secure_remove --file="/var/log/$app"
 
 # Remove the app-specific logrotate config
 ynh_remove_logrotate
 
 # Remove nginx config
+ynh_script_progression --message="Removing nginx configuration..."
 ynh_remove_nginx_config
 
 # Remove gitea user and data
+ynh_script_progression --message="Removing the dedicated system user..."
 ynh_system_user_delete $app
 
 # Remove init script
+ynh_script_progression --message="Removing systemd units..."
 ynh_remove_systemd_config
 
 # Remove monitor
+ynh_script_progression --message="Removing gitea service..."
 yunohost service remove "$app"
 
 # Remove fail2ban config
+ynh_script_progression --message="Removing fail2ban configuration..."
 ynh_remove_fail2ban_config
 
 true # Do not fail if remove after install error
diff --git a/scripts/restore b/scripts/restore
index fc7ddc5..3c1768e 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -14,6 +14,8 @@ ynh_abort_if_errors
 source ../settings/scripts/experimental_helper.sh
 source ../settings/scripts/_common.sh
 
+ynh_script_progression --message="Loading settings..."
+
 # Retrieve old app settings
 domain=$(ynh_app_setting_get --app $app --key domain)
 path_url=$(ynh_app_setting_get --app $app --key path)
@@ -37,17 +39,15 @@ test ! -e "$final_path" || ynh_die --message "This path already contains a folde
 #=================================================
 
 # Add users
-# We can't use the official helper (for now) because we need to set the shell for the login
-test getent passwd "$app" &>/dev/null || \
-    useradd -d "$DATADIR" --system --user-group "$app" --shell /bin/bash || \
-        ynh_die --message "Unable to create $app system account"
-# Should be replaced by this when getops is available in the helper ynh_system_user_create (probably in Yunohost 3.5)
-# ynh_system_user_create --username= $app --home_dir=/opt/yunohost/$app --use_shell
+ynh_script_progression --message="Configuring system user..."
+ynh_system_user_create --username= $app --home_dir=/opt/yunohost/$app --use_shell
 
 # Restore all files
+ynh_script_progression --message="Restoring files..." --weight=10
 ynh_restore
 
 # Create and restore the database
+ynh_script_progression --message="Restoring database..." --weight=3
 ynh_mysql_create_db "$dbname" "$dbuser" "$dbpass"
 ynh_mysql_connect_as "$dbuser" "$dbpass" "$dbname" < ./db.sql
 
@@ -56,6 +56,7 @@ systemctl daemon-reload
 systemctl enable "$app".service
 
 # SETUP FAIL2BAN
+ynh_script_progression --message="Configuring fail2ban..."
 ynh_add_fail2ban_config --logpath "/var/log/$app/gitea.log" --failregex ".*Failed authentication attempt for .* from <HOST>" --max_retry 5
 
 #=================================================
@@ -63,15 +64,19 @@ ynh_add_fail2ban_config --logpath "/var/log/$app/gitea.log" --failregex ".*Faile
 #=================================================
 
 # Set permissions
+ynh_script_progression --message="Protecting directory..."
 set_permission
 
 # Configure logrotate
+ynh_script_progression --message="Configuring log rotation..."
 ynh_use_logrotate "/var/log/$app"
 
 # Add gitea to YunoHost's monitored services
+ynh_script_progression --message="Register gitea service..."
 yunohost service add "$app" --log /var/log/"$app"/gitea.log
 
 # Reload services
+ynh_script_progression --message="Reloading services..."
 systemctl reload nginx.service
 ynh_systemd_action -l "Serving \[::\]:$port with pid" -p "/var/log/$app/gitea.log" -t 10
 sleep 1
diff --git a/scripts/upgrade b/scripts/upgrade
index d097740..fca861e 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -15,6 +15,7 @@ source ./experimental_helper.sh
 source ./_common.sh
 
 # Retrieve app settings
+ynh_script_progression --message="Loading installation settings..."
 domain=$(ynh_app_setting_get --app $app --key domain)
 path_url=$(ynh_normalize_url_path $(ynh_app_setting_get --app $app --key path))
 dbpass=$(ynh_app_setting_get --app $app --key mysqlpwd)
@@ -25,12 +26,14 @@ port=$(ynh_app_setting_get --app $app --key web_port)
 upstream_version=$(ynh_app_setting_get --app $app --key upstream_version)
 
 # Backup the current version of the app
+ynh_script_progression --message="Backing up the app before upgrading (may take a while)..." --weight=10
 ynh_backup_before_upgrade
 ynh_clean_setup () {
     ynh_restore_upgradebackup
 }
 
 # Stop service
+ynh_script_progression --message="Stoping services..."
 systemctl stop "$app".service
 
 #=================================================
@@ -83,6 +86,8 @@ fi
 # STANDARD UPGRADE STEPS
 #=================================================
 
+ynh_script_progression --message="Configuring application..."
+
 # Clean template to fix issue : https://github.com/gogits/gogs/issues/4585
 ynh_secure_remove --file="/opt/$app/templates"
 
@@ -90,15 +95,19 @@ ynh_secure_remove --file="/opt/$app/templates"
 config_gitea
 
 # Configure init script
+ynh_script_progression --message="Updating systemd units..."
 ynh_add_systemd_config
 
 # Modify Nginx configuration file and copy it to Nginx conf directory
+ynh_script_progression --message="Configuring nginx..." --weight=1
 config_nginx
 
 #=================================================
 # DB migration
 #=================================================
 
+ynh_script_progression --message="Upgrading database and sources..." --weight=6
+
 # Before the version 1.7 the upstream version was not stored
 # The way to find the version for the install < 1.7 is to parse the binary file to find which version is installed
 if [ -z ${upstream_version:-} ]; then
@@ -165,6 +174,7 @@ esac
 ynh_setup_source $final_path source/$architecture
 
 # SETUP FAIL2BAN
+ynh_script_progression --message="Configuring fail2ban..."
 ynh_add_fail2ban_config --logpath "/var/log/$app/gitea.log" --failregex ".*Failed authentication attempt for .* from <HOST>" --max_retry 5
 
 #=================================================
@@ -172,15 +182,18 @@ ynh_add_fail2ban_config --logpath "/var/log/$app/gitea.log" --failregex ".*Faile
 #=================================================
 
 # Set permissions
+ynh_script_progression --message="Protecting directory"
 set_permission
 
 # Save Version
 ynh_app_setting_set --app $app --key upstream_version --value $(ynh_app_upstream_version)
 
 # Unprotect root from SSO if public
+ynh_script_progression --message="Configuring permissions..."
 set_access_settings
 
 # Reload services
+ynh_script_progression --message="Starting gitea services..." --weight=3
 ynh_systemd_action -l "Serving \[::\]:$port with pid" -p "/var/log/$app/gitea.log" -t 10
 sleep 1