diff --git a/conf/systemd.service b/conf/systemd.service
deleted file mode 100644
index 886fb54..0000000
--- a/conf/systemd.service
+++ /dev/null
@@ -1,13 +0,0 @@
-[Unit]
-Description=ICEcoder for YunoHost
-After=network.target
-
-[Service]
-Type=simple
-User=__APP__
-Group=__APP__
-WorkingDirectory=__FINALPATH__/
-ExecStart=__FINALPATH__/script >> /var/log/__APP__/__APP__.log 2>&1
-
-[Install]
-WantedBy=multi-user.target
diff --git a/manifest.json b/manifest.json
index 82177db..f07b841 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Code editor awesomeness ...in your browser",
         "fr": "Un éditeur de code impressionnant ...dans votre navigateur"
     },
-    "version": "1.2~ynh1",
+    "version": "2.0.0~ynh1",
     "url": "https://icecoder.net/",
     "license": "AGPL-3.0-only",
     "maintainer": {
@@ -30,14 +30,16 @@
                 "example": "example.com"
             },
             {
-                "name": "path",
-                "type": "path",
-                "help": {
-                    "en": "Choose the internal path for this app (We recommand to set it to the internal path of a Custom Webapp).",
-                    "fr": "Choisissez le chemin interne de cette application (nous vous recommandons de le définir sur le chemin interne d'une Custom Webapp)."
+                "name": "app_id",
+                "type": "string",
+                "ask": {
+                    "en": "Indicate the ID of the Custom Webapp where you want to install this app",
+                    "fr": "Indiquez l'ID de la Custom Webapp dans laquelle vous voulez installer cette app"
                 },
-                "example": "/var/www/my_webapp/www/icecoder",
-                "default": "/var/www/my_webapp/www/icecoder"
+                "help": {
+                    "en": "You can get the ID in Custom Webapp's settings.",
+                    "fr": "Vous pouvez obtenir l'ID dans les paramètres de la Webapp personnalisée."
+                }
             }
         ]
     }
diff --git a/scripts/backup b/scripts/backup
index 567b188..3e23255 100755
--- a/scripts/backup
+++ b/scripts/backup
@@ -44,14 +44,6 @@ ynh_print_info --message="Declaring files to be backed up..."
 
 ynh_backup --src_path="$final_path"
 
-#=================================================
-# SPECIFIC BACKUP
-#=================================================
-# BACKUP LOGROTATE
-#=================================================
-
-ynh_backup --src_path="/etc/logrotate.d/$app"
-
 #=================================================
 # END OF SCRIPT
 #=================================================
diff --git a/scripts/install b/scripts/install
index 660484e..33a4df7 100755
--- a/scripts/install
+++ b/scripts/install
@@ -21,8 +21,8 @@ ynh_abort_if_errors
 #=================================================
 
 domain=$YNH_APP_ARG_DOMAIN
-path_url=$YNH_APP_ARG_PATH
-
+app_id=$YNH_APP_ARG_APP_ID
+path_url="/in-$app_id-folder"
 
 ### If it's a multi-instance app, meaning it can be installed several times independently
 ### The id of the app as stated in the manifest is available as $YNH_APP_ID
@@ -51,13 +51,15 @@ ynh_script_progression --message="Validating installation parameters..." --weigh
 
 ### If the app uses NGINX as web server (written in HTML/PHP in most cases), the final path should be "/var/www/$app".
 ### If the app provides an internal web server (or uses another application server such as uWSGI), the final path should be "/opt/yunohost/$app"
-final_path=$path_url
+final_path=/var/www/$YNH_APP_ARG_APP_ID/www/icecoder
+
+#test ! -e "/var/www/$YNH_APP_ARG_APP_ID/icecoder" || ynh_die --message="You have already installed a app instance here before install this app instance"
+test -e "/var/www/$YNH_APP_ARG_APP_ID" || ynh_die --message="You don't have installed a webapp before install this app"
 test ! -e "$final_path" || ynh_die --message="This path already contains a folder"
 
 # Register (book) web path
 ynh_webpath_register --app=$app --domain=$domain --path_url=$path_url
 
-
 #=================================================
 # STORE SETTINGS FROM MANIFEST
 #=================================================
@@ -65,6 +67,7 @@ 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=$app --key=app_id --value=$app_id
 
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
@@ -79,6 +82,8 @@ ynh_app_setting_set --app=$app --key=final_path --value=$final_path
 # Download, check integrity, uncompress and patch the source from app.src
 ynh_setup_source --dest_dir="$final_path"
 
+#=================================================
+
 #=================================================
 # GENERIC FINALIZATION
 #=================================================
@@ -89,6 +94,9 @@ ynh_setup_source --dest_dir="$final_path"
 ### Then, if write authorization is needed, any access should be given only to directories
 ### that really need such authorization.
 
+# Set permissions to app files
+chown -R $YNH_APP_ARG_APP_ID $final_path
+
 #=================================================
 # SETUP LOGROTATE
 #=================================================
@@ -105,18 +113,6 @@ ynh_script_progression --message="Configuring log rotation..." --weight=1
 # Use logrotate to manage application logfile(s)
 ynh_use_logrotate
 
-#=================================================
-# SETUP PERMISSIONS
-#=================================================
-ynh_script_progression --message="Configuring permissions..." --weight=1
-
-if [[ $path_url =~ my_webapp ]]
-then
-   chown -R my_webapp $final_path
-else
-   chown -R www-data.www-data $final_path
-fi
-
 #=================================================
 # END OF SCRIPT
 #=================================================
diff --git a/scripts/remove b/scripts/remove
index 97ad898..1fcfa68 100755
--- a/scripts/remove
+++ b/scripts/remove
@@ -17,7 +17,6 @@ ynh_script_progression --message="Loading installation settings..." --weight=1
 app=$YNH_APP_INSTANCE_NAME
 
 domain=$(ynh_app_setting_get --app=$app --key=domain)
-port=$(ynh_app_setting_get --app=$app --key=port)
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
 
 #=================================================
@@ -28,27 +27,6 @@ ynh_script_progression --message="Removing app main directory..." --weight=1
 # Remove the app directory securely
 ynh_secure_remove --file="$final_path"
 
-#=================================================
-# REMOVE LOGROTATE CONFIGURATION
-#=================================================
-ynh_script_progression --message="Removing logrotate configuration..." --weight=1
-
-# Remove the app-specific logrotate config
-ynh_remove_logrotate
-
-#=================================================
-# CLOSE A PORT
-#=================================================
-
-if yunohost firewall list | grep -q "\- $port$"
-then
-	ynh_script_progression --message="Closing port $port..." --weight=1
-	ynh_exec_warn_less yunohost firewall disallow TCP $port
-fi
-
-# Remove the log files
-ynh_secure_remove --file="/var/log/$app/"
-
 #=================================================
 # END OF SCRIPT
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index da00f18..ed09db3 100755
--- a/scripts/restore
+++ b/scripts/restore
@@ -27,13 +27,16 @@ 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=$app --key=final_path)
-phpversion=$(ynh_app_setting_get --app=$app --key=phpversion)
+app_id=$(ynh_app_setting_get --app=$app --key=app_id)
 
 #=================================================
 # CHECK IF THE APP CAN BE RESTORED
 #=================================================
 ynh_script_progression --message="Validating restoration parameters..." --weight=1
 
+#test ! -e "/var/www/$YNH_APP_ARG_APP_ID/icecoder" || ynh_die --message="You have already restored a app instance here before restore this app instance!"
+test -e "/var/www/$YNH_APP_ARG_APP_ID" || ynh_die --message="You don't have installed a webapp before restore this app!"
+
 ynh_webpath_available --domain=$domain --path_url=$path_url \
 	|| ynh_die --message="Path not available: ${domain}${path_url}"
 test ! -d $final_path \
@@ -58,18 +61,7 @@ ynh_restore_file --origin_path="$final_path"
 # RESTORE USER RIGHTS
 #=================================================
 
-if [[ $path_url =~ my_webapp ]]
-then
-   chown -R my_webapp $final_path
-else
-   chown -R www-data.www-data $final_path
-fi
-
-#=================================================
-# RESTORE THE LOGROTATE CONFIGURATION
-#=================================================
-
-ynh_restore_file --origin_path="/etc/logrotate.d/$app"
+chown -R $app_id $final_path
 
 #=================================================
 # END OF SCRIPT
diff --git a/scripts/upgrade b/scripts/upgrade
index a079094..bd9048a 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -104,25 +104,12 @@ fi
 #=================================================
 # GENERIC FINALIZATION
 #=================================================
-# SECURE FILES AND DIRECTORIES
+# PERMISSIONS SETUP
 #=================================================
 
-
-#=================================================
-# SETUP LOGROTATE
-#=================================================
-ynh_script_progression --message="Upgrading logrotate configuration..." --weight=1
-
-# Use logrotate to manage app-specific logfile(s)
-ynh_use_logrotate --non-append
-
-
-
 # Configure internal permissions for ICEcoder
 chown -R $app $final_path
 
-
-
 #=================================================
 # END OF SCRIPT
 #=================================================