diff --git a/README.md b/README.md
index 08f26cf..1033984 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@ If you don't have YunoHost, please consult [the guide](https://yunohost.org/#/in
 
 ## Overview
 
-Photo-management-system to manage and share photos.
+Photo-management-system to manage and share photos
 
 **Shipped version:** 4.3.4~ynh1
 
@@ -28,7 +28,6 @@ Photo-management-system to manage and share photos.
 ## Documentation and resources
 
 * Official app website: https://lycheeorg.github.io/
-* Official user documentation: https://yunohost.org/en/app_lychee
 * Official admin documentation: https://lycheeorg.github.io/docs/
 * Upstream app code repository: https://github.com/LycheeOrg/Lychee
 * YunoHost documentation for this app: https://yunohost.org/app_lychee
diff --git a/README_fr.md b/README_fr.md
index d21012d..9d7c997 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -11,7 +11,7 @@ Si vous n'avez pas YunoHost, regardez [ici](https://yunohost.org/#/install) pour
 
 ## Vue d'ensemble
 
-Système de gestion de photos pour gérer et partager des photos.
+Système de gestion de photos pour gérer et partager des photos
 
 **Version incluse :** 4.3.4~ynh1
 
@@ -24,7 +24,6 @@ Système de gestion de photos pour gérer et partager des photos.
 ## Documentations et ressources
 
 * Site officiel de l'app : https://lycheeorg.github.io/
-* Documentation officielle utilisateur : https://yunohost.org/en/app_lychee
 * Documentation officielle de l'admin : https://lycheeorg.github.io/docs/
 * Dépôt de code officiel de l'app : https://github.com/LycheeOrg/Lychee
 * Documentation YunoHost pour cette app : https://yunohost.org/app_lychee
diff --git a/conf/.env.example b/conf/.env.example
index 8d1f843..8c39b67 100644
--- a/conf/.env.example
+++ b/conf/.env.example
@@ -33,7 +33,7 @@ TIMEZONE=UTC
 
 # folders in which the files will be stored
 LYCHEE_DIST="__FINALPATH__/public/dist/"
-LYCHEE_UPLOADS="__PUBLIC_PATH__/uploads/"
+LYCHEE_UPLOADS="__DATADIR__/uploads/"
 
 # url to access those files
 # LYCHEE_DIST_URL="dist/"
diff --git a/conf/nginx.conf b/conf/nginx.conf
index b1dd405..508f7a4 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -31,7 +31,7 @@ location ^~ __PATH__/ {
   }
 
   location __PATH__/uploads/ {
-        alias __PUBLIC_PATH__/uploads/ ;
+        alias __DATADIR__/uploads/ ;
   }
 
   # Include SSOWAT user panel.
diff --git a/manifest.json b/manifest.json
index 9d06b3e..4e6f4f7 100644
--- a/manifest.json
+++ b/manifest.json
@@ -3,8 +3,8 @@
     "id": "lychee",
     "packaging_format": 1,
     "description": {
-        "en": "Photo-management-system to manage and share photos.",
-        "fr": "Système de gestion de photos pour gérer et partager des photos."
+        "en": "Photo-management-system to manage and share photos",
+        "fr": "Système de gestion de photos pour gérer et partager des photos"
     },
     "version": "4.3.4~ynh1",
     "url": "https://lycheeorg.github.io/",
@@ -13,7 +13,6 @@
         "website": "https://lycheeorg.github.io/",
         "demo": "https://lycheeorg.github.io/demo/",
         "admindoc": "https://lycheeorg.github.io/docs/",
-        "userdoc": "https://yunohost.org/en/app_lychee",
         "code": "https://github.com/LycheeOrg/Lychee"
     },
     "license": "MIT",
@@ -22,7 +21,7 @@
         "email": ""
     },
     "requirements": {
-        "yunohost": ">= 4.2.4"
+        "yunohost": ">= 4.3.0"
     },
     "multi_instance": true,
     "services": [
@@ -34,8 +33,7 @@
         "install" : [
             {
             "name": "domain",
-            "type": "domain",
-                "example": "example.com"
+            "type": "domain"
             },
             {
             "name": "path",
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 2d29ec5..a6f73f7 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -9,9 +9,7 @@ YNH_PHP_VERSION="7.4"
 # Composer version
 YNH_COMPOSER_VERSION="2.1.3"
 
-extra_php_dependencies="php${YNH_PHP_VERSION}-xml php${YNH_PHP_VERSION}-imagick php${YNH_PHP_VERSION}-bcmath php${YNH_PHP_VERSION}-exif php${YNH_PHP_VERSION}-mbstring php${YNH_PHP_VERSION}-gd php${YNH_PHP_VERSION}-mysqli php${YNH_PHP_VERSION}-json php${YNH_PHP_VERSION}-zip php${YNH_PHP_VERSION}-intl"
-
-pkg_dependencies="ffmpeg"
+pkg_dependencies="ffmpeg php${YNH_PHP_VERSION}-xml php${YNH_PHP_VERSION}-imagick php${YNH_PHP_VERSION}-bcmath php${YNH_PHP_VERSION}-exif php${YNH_PHP_VERSION}-mbstring php${YNH_PHP_VERSION}-gd php${YNH_PHP_VERSION}-mysqli php${YNH_PHP_VERSION}-json php${YNH_PHP_VERSION}-zip php${YNH_PHP_VERSION}-intl"
 
 # # needed for raw upload and video playback
 # # ufraw-batch is not supported in bullseye
diff --git a/scripts/backup b/scripts/backup
index f57412d..56014a2 100755
--- a/scripts/backup
+++ b/scripts/backup
@@ -24,7 +24,7 @@ ynh_print_info --message="Loading installation settings..."
 app=$YNH_APP_INSTANCE_NAME
 
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
-public_path=$(ynh_app_setting_get --app=$app --key=public_path)
+datadir=$(ynh_app_setting_get --app=$app --key=datadir)
 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)
@@ -44,7 +44,7 @@ ynh_backup --src_path="$final_path"
 # BACKUP MEDIA FOLDER
 #=================================================
 
-ynh_backup --src_path="$public_path" --is_big
+ynh_backup --src_path="$datadir" --is_big
 
 #=================================================
 # BACKUP THE NGINX CONFIGURATION
diff --git a/scripts/change_url b/scripts/change_url
index f76a1eb..4f82112 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -31,7 +31,7 @@ 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)
-public_path=$(ynh_app_setting_get --app=$app --key=public_path)
+datadir=$(ynh_app_setting_get --app=$app --key=datadir)
 
 #=================================================
 # BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
diff --git a/scripts/install b/scripts/install
index 6e55c2f..ae4af78 100755
--- a/scripts/install
+++ b/scripts/install
@@ -88,15 +88,15 @@ chown -R $app:www-data "$final_path"
 #=================================================
 ynh_script_progression --message="Creating a data directory..." --weight=1
 
-public_path=/home/yunohost.app/$app
-ynh_app_setting_set --app=$app --key=public_path --value=$public_path
+datadir=/home/yunohost.app/$app
+ynh_app_setting_set --app=$app --key=datadir --value=$datadir
 
-mkdir -p $public_path/uploads
-mkdir -p $public_path/uploads/{big,import,medium,raw,small,thumb}
+mkdir -p $datadir/uploads
+mkdir -p $datadir/uploads/{big,import,medium,raw,small,thumb}
 
-chmod 750 "$public_path"
-chmod -R o-rwx "$public_path"
-chown -R $app:www-data "$public_path"
+chmod 750 "$datadir"
+chmod -R o-rwx "$datadir"
+chown -R $app:www-data "$datadir"
 
 #=================================================
 # NGINX CONFIGURATION
@@ -112,7 +112,7 @@ ynh_add_nginx_config
 ynh_script_progression --message="Configuring PHP-FPM..." --weight=2
 
 # Create a dedicated PHP-FPM config
-ynh_add_fpm_config --usage=low --footprint=low --package="$extra_php_dependencies"
+ynh_add_fpm_config --usage=low --footprint=low
 phpversion=$(ynh_app_setting_get --app=$app --key=phpversion)
 
 #=================================================
diff --git a/scripts/remove b/scripts/remove
index c6c1d45..08d2f7a 100755
--- a/scripts/remove
+++ b/scripts/remove
@@ -18,7 +18,7 @@ app=$YNH_APP_INSTANCE_NAME
 
 domain=$(ynh_app_setting_get --app=$app --key=domain)
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
-public_path=$(ynh_app_setting_get --app=$app --key=public_path)
+datadir=$(ynh_app_setting_get --app=$app --key=datadir)
 db_name=$(ynh_app_setting_get --app=$app --key=db_name)
 db_user=$db_name
 
@@ -32,6 +32,17 @@ ynh_script_progression --message="Removing app main directory..." --weight=3
 # Remove the app directory securely
 ynh_secure_remove --file="$final_path"
 
+#=================================================
+# REMOVE DATA DIR
+#=================================================
+
+# Remove the app data directory with the command `yunohost app remove --purge`
+if [ "$YNH_APP_PURGE" == true ]
+then
+  ynh_script_progression --message="Removing $app data directory..." --weight=2
+  ynh_secure_remove --file="$datadir"
+fi
+
 #=================================================
 # REMOVE THE MYSQL DATABASE
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index 24fbb9d..b025430 100755
--- a/scripts/restore
+++ b/scripts/restore
@@ -25,7 +25,7 @@ app=$YNH_APP_INSTANCE_NAME
 domain=$(ynh_app_setting_get --app=$app --key=domain)
 path_url=$(ynh_app_setting_get --app=$app --key=path)
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
-public_path=$(ynh_app_setting_get --app=$app --key=public_path)
+datadir=$(ynh_app_setting_get --app=$app --key=datadir)
 db_name=$(ynh_app_setting_get --app=$app --key=db_name)
 db_user=$db_name
 phpversion=$(ynh_app_setting_get --app=$app --key=phpversion)
@@ -72,11 +72,13 @@ chown -R $app:www-data "$final_path"
 ynh_script_progression --message="Restoring the data directory..."
 
 # Use --not_mandatory for the data directory, because if the backup has been made with BACKUP_CORE_ONLY, there's no data into the backup.
-ynh_restore_file --origin_path="$public_path" --not_mandatory
+ynh_restore_file --origin_path="$datadir" --not_mandatory
 
-chmod 755 "$public_path"
-chmod -R o-rwx "$public_path"
-chown -R $app:www-data "$public_path"
+mkdir -p $datadir
+
+chmod 755 "$datadir"
+chmod -R o-rwx "$datadir"
+chown -R $app:www-data "$datadir"
 
 #=================================================
 # REINSTALL DEPENDENCIES
@@ -95,7 +97,7 @@ ynh_script_progression --message="Restoring PHP-FPM configuration..."
 ynh_restore_file --origin_path="/etc/php/$phpversion/fpm/pool.d/$app.conf"
 
 # Recreate a dedicated PHP-FPM config
-ynh_add_fpm_config --usage=low --footprint=low --package="$extra_php_dependencies"
+ynh_add_fpm_config --usage=low --footprint=low
 
 #=================================================
 # RESTORE THE MYSQL DATABASE
diff --git a/scripts/upgrade b/scripts/upgrade
index abe95fa..432d9f1 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -19,7 +19,7 @@ app=$YNH_APP_INSTANCE_NAME
 domain=$(ynh_app_setting_get --app=$app --key=domain)
 path_url=$(ynh_app_setting_get --app=$app --key=path)
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
-public_path=$(ynh_app_setting_get --app=$app --key=public_path)
+datadir=$(ynh_app_setting_get --app=$app --key=datadir)
 db_name=$(ynh_app_setting_get --app=$app --key=db_name)
 db_pwd=$(ynh_app_setting_get --app=$app --key=mysqlpwd)
 phpversion=$YNH_PHP_VERSION
@@ -61,14 +61,14 @@ if [ -z "$final_path" ]; then
 	ynh_app_setting_set --app=$app --key=final_path --value=$final_path
 fi
 
-# If new public_path doesn't exist, create it
+# If new datadir doesn't exist, create it
 if [ -z "/home/yunohost.app/$app" ]; then
-        public_path=/home/yunohost.app/$app
-        mkdir -p $public_path
-        chmod 755 $public_path
-		chown -R $app:www-data $public_path
-        ynh_app_setting_set --app=$app --key=public_path --value=$public_path
-        cp -a "$final_path/public/uploads" "$public_path/uploads"
+        datadir=/home/yunohost.app/$app
+        mkdir -p $datadir
+        chmod 755 $datadir
+		chown -R $app:www-data $datadir
+        ynh_app_setting_set --app=$app --key=datadir --value=$datadir
+        cp -a "$final_path/public/uploads" "$datadir/uploads"
 fi
 
 # Cleaning legacy permissions
@@ -132,7 +132,7 @@ ynh_install_app_dependencies $pkg_dependencies
 ynh_script_progression --message="Upgrading PHP-FPM configuration..." --weight=2
 
 # Create a dedicated PHP-FPM config
-ynh_add_fpm_config --usage=low --footprint=low --package="$extra_php_dependencies"
+ynh_add_fpm_config --usage=low --footprint=low
 
 #=================================================
 # PHP-FPM CONFIGURATION