diff --git a/check_process b/check_process
index 9ecb67c..a55ad3b 100644
--- a/check_process
+++ b/check_process
@@ -7,7 +7,7 @@
 		lang="en_US"
 		tz="Etc/GMT"
 		admin="john"
-		password="1Strong-Password"
+		admin_password="1Strong-Password"
 	; Checks
 		pkg_linter=1
 		setup_sub_dir=0
@@ -18,6 +18,8 @@
 		upgrade=1
 		# 12.0~ynh6
 		upgrade=1	from_commit=54f28204591c902ebe4a3a6b662e88e8fa598fde
+		# 15.0~ynh1
+		upgrade=1	from_commit=c82770776ccf5ea14a1b47f0ee6a113858e749e6
 		backup_restore=1
 		multi_instance=1
 		port_already_use=0
@@ -31,7 +33,31 @@
 		lang="en_US"
 		tz="Etc/GMT"
 		admin="john"
-		password="1Strong-Password"
+		admin_password="1Strong-Password"
+	; Checks
+		pkg_linter=1
+		setup_sub_dir=0
+		setup_root=1
+		setup_nourl=0
+		setup_private=0
+		setup_public=1
+		upgrade=1
+		# 15.0~ynh1
+		upgrade=1	from_commit=c82770776ccf5ea14a1b47f0ee6a113858e749e6
+		backup_restore=1
+		multi_instance=1
+		port_already_use=0
+		change_url=0
+;; Test complet sans multisite v16
+	auto_remove=1
+	; Manifest
+		domain="domain.tld"
+		version="16"
+		oca=0
+		lang="en_US"
+		tz="Etc/GMT"
+		admin="john"
+		admin_password="1Strong-Password"
 	; Checks
 		pkg_linter=1
 		setup_sub_dir=0
diff --git a/conf/12.src b/conf/12.src
index 59e2fc0..ffc58a5 100644
--- a/conf/12.src
+++ b/conf/12.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/odoo/odoo/archive/04e37773d1bf9b885be674d85bdf0ec069926958.tar.gz
-SOURCE_SUM=023afbaada2182cd6e54c0717915f7585e6899e2c23ad54d9f2372e88bcf35ec
+SOURCE_URL=https://github.com/odoo/odoo/archive/c53081f10befd4f1c98e46a450ed3bc71a6246ed.tar.gz
+SOURCE_SUM=e2569f947d83ee549304a3112cf5dda3ff4ef7affca8e5e6119b1305ccac1bae
 SOURCE_FILENAME=odoo-12.tar.gz
 SOURCE_FORMAT=tar.gz
 SOURCE_SUM_PRG=sha256sum
diff --git a/conf/14.src b/conf/14.src
index 0524257..aee6de0 100644
--- a/conf/14.src
+++ b/conf/14.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/odoo/odoo/archive/5a8690b35a2fa9c5ed81d858ac0d170beaabaaf9.tar.gz
-SOURCE_SUM=b52829b5f01f39d8e9bd6977eb1b9c23053e92c7574ec26e5b3d218522fccf3a
+SOURCE_URL=https://github.com/odoo/odoo/archive/8ede8a758a92c4b61fe48d820464783e21ee7847.tar.gz
+SOURCE_SUM=9bd03884cdfe644652a09f86cec652d69c11538d0e0ed620740c25f49099a734
 SOURCE_FILENAME=odoo-14.tar.gz
 SOURCE_FORMAT=tar.gz
 SOURCE_SUM_PRG=sha256sum
diff --git a/conf/15.src b/conf/15.src
index bbc2922..92c51c6 100644
--- a/conf/15.src
+++ b/conf/15.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/odoo/odoo/archive/2354fade236b2853835761a129ef2c4ea450d728.tar.gz
-SOURCE_SUM=566c7df9d4967fdca65060f78dc0202febc72ef2691ef72ae256892fc838ea48
+SOURCE_URL=https://github.com/odoo/odoo/archive/1ab48bd4c89f21691b34f349338405fcbb85dea4.tar.gz
+SOURCE_SUM=93e12c7574e73403d4da456cf612fd5542d961e302fdf9c3a87cdeca9146184d
 SOURCE_FILENAME=odoo-15.tar.gz
 SOURCE_FORMAT=tar.gz
 SOURCE_SUM_PRG=sha256sum
diff --git a/conf/16.src b/conf/16.src
new file mode 100644
index 0000000..1985c19
--- /dev/null
+++ b/conf/16.src
@@ -0,0 +1,5 @@
+SOURCE_URL=https://github.com/odoo/odoo/archive/f5ffcf7feec5526a483f8ddd240648c084351008.tar.gz
+SOURCE_SUM=f9d257058bb7075c2f0b75022fb2ec363ddeed27e3f1a55110ed08dfbee2227b
+SOURCE_FILENAME=odoo-16.tar.gz
+SOURCE_FORMAT=tar.gz
+SOURCE_SUM_PRG=sha256sum
diff --git a/conf/oca-12.src b/conf/oca-12.src
index 22a053a..78095ae 100644
--- a/conf/oca-12.src
+++ b/conf/oca-12.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/OCA/OCB/archive/f38c99acbea6e1ab42deddb468b9710cabccfbdf.tar.gz
-SOURCE_SUM=55cb5e87022a87cf13c9d74bf094da2c098cf64fb8fdacbf42fadeea2479daa0
-SOURCE_FILENAME=odoo-12.tar.gz
+SOURCE_URL=https://github.com/OCA/OCB/archive/daa274eb48324d563e1096e334a5a73034be71dc.tar.gz
+SOURCE_SUM=73bd925d3bdc402248548f92908a07e8475b6703d063609ba7f0729060c59aac
+SOURCE_FILENAME=oca-12.tar.gz
 SOURCE_FORMAT=tar.gz
 SOURCE_SUM_PRG=sha256sum
diff --git a/conf/oca-14.src b/conf/oca-14.src
index 5c55562..4fd2f35 100644
--- a/conf/oca-14.src
+++ b/conf/oca-14.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/OCA/OCB/archive/e1e9e7420a5b5b32d5359ffed19e718080764ddd.tar.gz
-SOURCE_SUM=acfbf7a2428a51962d1d1a084c5a959a392c522b8aad7b98d7abac75c84259d9
-SOURCE_FILENAME=odoo-14.tar.gz
+SOURCE_URL=https://github.com/OCA/OCB/archive/890a6aa943aafff149924b1aca2517a95a1b352f.tar.gz
+SOURCE_SUM=41decd11b20d8f99329c413faec9abd1e5ee75076e5f47a33ab806483f51926c
+SOURCE_FILENAME=oca-14.tar.gz
 SOURCE_FORMAT=tar.gz
 SOURCE_SUM_PRG=sha256sum
diff --git a/conf/oca-15.src b/conf/oca-15.src
index 8a4c90f..0f265b2 100644
--- a/conf/oca-15.src
+++ b/conf/oca-15.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/OCA/OCB/archive/2354fade236b2853835761a129ef2c4ea450d728.tar.gz
-SOURCE_SUM=8bab7886de520295a2db4ab0895b0a3b556a2cd7d77e903347f99762310b636f
-SOURCE_FILENAME=odoo-15.tar.gz
+SOURCE_URL=https://github.com/OCA/OCB/archive/1ab48bd4c89f21691b34f349338405fcbb85dea4.tar.gz
+SOURCE_SUM=23b8902b6fc22e4ce36f6dcc7178257235663e9911b61b70b70aeca0fdb36331
+SOURCE_FILENAME=oca-15.tar.gz
 SOURCE_FORMAT=tar.gz
 SOURCE_SUM_PRG=sha256sum
diff --git a/conf/oca-16.src b/conf/oca-16.src
new file mode 100644
index 0000000..b8d1ef4
--- /dev/null
+++ b/conf/oca-16.src
@@ -0,0 +1,5 @@
+SOURCE_URL=https://github.com/OCA/OCB/archive/f5ffcf7feec5526a483f8ddd240648c084351008.tar.gz
+SOURCE_SUM=bf972341c69e5f720162f3d9fa8a93d08ddb9f018c8aea5c4f5d7915c4275c5c
+SOURCE_FILENAME=oca-16.tar.gz
+SOURCE_FORMAT=tar.gz
+SOURCE_SUM_PRG=sha256sum
diff --git a/doc/DISCLAIMER.md b/doc/DISCLAIMER.md
index 07bdb0a..2a137b0 100644
--- a/doc/DISCLAIMER.md
+++ b/doc/DISCLAIMER.md
@@ -7,7 +7,7 @@ https://example.com/erp/ will NOT work
 To connect on your LibreERP
 -----------
 - Go on https://YOURDOMAIN/web
-- Use your master password
+- Login as "admin" with the master password you provied during installation
 
 About licences
 -----------
diff --git a/manifest.json b/manifest.json
index 61847cd..e613a47 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Suite of business apps (ERP: CRM, Accounting, Point of Sale, HR, Purchases...).",
         "fr": "Une collection d'apps de gestion d'entreprise (ERP : CRM, Comptabilité, Point de Vente, RH, Achats, ...)."
     },
-    "version": "15.0~ynh1",
+    "version": "16.0~ynh1",
     "url": "https://odoo.com",
     "upstream": {
         "license": "LGPL-3.0-only",
@@ -16,7 +16,7 @@
         "userdoc": "https://www.odoo.com/documentation/15.0/applications.html",
         "code": "https://github.com/odoo/odoo"
     },
-    "license": "LGPL-3.0,AGPL-3.0",
+    "license": "LGPL-3.0-only",
     "maintainer": {
         "name": "ljf",
         "email": "ljf+libreerp_ynh@reflexlibre.net"
@@ -44,8 +44,8 @@
                     "en": "Choose the version you want",
                     "fr": "Choisissez la version désirée"
                 },
-                "choices": ["11", "12", "14", "15"],
-                "default": "15"
+                "choices": ["11", "12", "14", "15", "16"],
+                "default": "16"
             },
             {
                 "name": "oca",
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 50162bf..ededc6c 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -33,8 +33,6 @@ function debranding() {
 		sed -i 's/<a[^>]*>Support<\/a>//g' $final_path/$appname/addons/web/static/src/xml/base.xml
 	fi
 	cp ../conf/logo_type.png  $python_app/addons/base/static/img/logo_white.png
-	cp ../conf/favicon.ico  $final_path/$appname/addons/web/static/src/img/favicon.ico
-
 }
 
 function setup_files() {
diff --git a/scripts/backup b/scripts/backup
index 142e0d0..47ac1ea 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -23,7 +23,7 @@ ynh_abort_if_errors
 #=================================================
 # LOAD SETTINGS
 #=================================================
-ynh_print_info --message="Loading installation settings..."
+ynh_print_info --message="Loading settings..."
 
 app=$YNH_APP_INSTANCE_NAME
 
diff --git a/scripts/install b/scripts/install
index eb5f1fc..704d1f0 100644
--- a/scripts/install
+++ b/scripts/install
@@ -14,7 +14,7 @@ source /usr/share/yunohost/helpers
 #=================================================
 
 ynh_clean_setup () {
-	ynh_clean_check_starting
+	true
 }
 # Exit if an error occurs during the execution of the script
 ynh_abort_if_errors
@@ -40,7 +40,7 @@ export preinstall=0
 #=================================================
 # CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
 #=================================================
-ynh_script_progression --message="Validating installation parameters..."
+ynh_script_progression --message="Validating installation parameters..." --weight=1
 
 export final_path=/var/www/$app
 test ! -e "$final_path" || ynh_die --message="This path already contains a folder"
@@ -59,7 +59,7 @@ ynh_webpath_register --app=$app --domain=$domain --path_url=$path_url
 #=================================================
 # STORE SETTINGS FROM MANIFEST
 #=================================================
-ynh_script_progression --message="Storing installation settings..."
+ynh_script_progression --message="Storing installation settings..." --weight=1
 
 ynh_app_setting_set --app=$app --key=domain --value=$domain
 ynh_app_setting_set --app=$app --key=app_version --value=$app_version
@@ -73,7 +73,7 @@ ynh_app_setting_set --app=$app --key=conf_file --value=$conf_file
 #=================================================
 # FIND AND OPEN A PORT
 #=================================================
-ynh_script_progression --message="Finding an available port..."
+ynh_script_progression --message="Finding an available port..." --weight=1
 
 # Find an available port
 port=$(ynh_find_port --port=8069)
@@ -86,14 +86,14 @@ ynh_app_setting_set --app=$app --key=port_chat --value=$port_chat
 #=================================================
 # INSTALL DEPENDENCIES
 #=================================================
-ynh_script_progression --message="Installing dependencies..."
+ynh_script_progression --message="Installing dependencies..." --weight=1
 
 ynh_exec_warn_less ynh_install_app_dependencies $pkg_dependencies
 
 #=================================================
 # CREATE DEDICATED USER
 #=================================================
-ynh_script_progression --message="Configuring system user..."
+ynh_script_progression --message="Configuring system user..." --weight=1
 
 # Create a system user
 ynh_system_user_create --username=$app --home_dir="$final_path"
@@ -101,7 +101,7 @@ ynh_system_user_create --username=$app --home_dir="$final_path"
 #=================================================
 # CREATE A POSTGRESQL DATABASE
 #=================================================
-ynh_script_progression --message="Creating a PostgreSQL database..."
+ynh_script_progression --message="Creating a PostgreSQL database..." --weight=1
 
 export db_name=$(ynh_sanitize_dbid --db_name=$app)
 db_user=$db_name
@@ -120,7 +120,7 @@ ynh_psql_execute_as_root --sql="update pg_database set encoding = pg_char_to_enc
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
-ynh_script_progression --message="Setting up source files..."
+ynh_script_progression --message="Setting up source files..." --weight=1
 
 ynh_app_setting_set --app=$app --key=final_path --value=$final_path
 # Download, check integrity, uncompress and patch the source from app.src
@@ -129,7 +129,7 @@ setup_files
 #=================================================
 # NGINX CONFIGURATION
 #=================================================
-ynh_script_progression --message="Configuring NGINX web server..."
+ynh_script_progression --message="Configuring NGINX web server..." --weight=1
 
 # Create a dedicated NGINX config
 ynh_add_nginx_config
@@ -143,14 +143,14 @@ ynh_add_nginx_config
 if [ ${PACKAGE_CHECK_EXEC:-0} -eq 1 ]; then
 	:
 else
-	ynh_script_progression --message="Adding swap..."
+	ynh_script_progression --message="Adding swap..." --weight=1
 	ynh_add_swap --size=$swap_needed
 fi
 
 #=================================================
 # BUILD APP
 #=================================================
-ynh_script_progression --message="Building $app..."
+ynh_script_progression --message="Building app..." --weight=1
 
 if ! wkhtmltopdf --version | grep "wkhtmltopdf 0.12.4 (with patched qt)"; then
 	# The debian package has a bug so we deploy a more recent version
@@ -164,8 +164,8 @@ if ! wkhtmltopdf --version | grep "wkhtmltopdf 0.12.4 (with patched qt)"; then
 	fi
 fi
 pushd $final_path
-	RUSTUP_HOME="$final_path/.rustup" CARGO_HOME="$final_path/.cargo" bash -c 'curl -sSf -L https://static.rust-lang.org/rustup.sh | sh -s -- -y --default-toolchain=stable --profile=minimal'
-	PATH="$PATH:$final_path/.cargo/bin:$final_path/.local/bin:/usr/local/sbin"
+	ynh_exec_warn_less ynh_exec_as $app RUSTUP_HOME="$final_path"/.rustup CARGO_HOME="$final_path"/.cargo bash -c 'curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -q -y'
+	export PATH="$PATH:$final_path/.cargo/bin:$final_path/.local/bin:/usr/local/sbin" 
 	if grep "python3" $final_path/$appname/$FORKNAME-bin ; then
 		python3 -m venv venv
 		venv/bin/pip3 install --upgrade pip
@@ -184,7 +184,7 @@ popd
 #=================================================
 # SETUP SYSTEMD
 #=================================================
-ynh_script_progression --message="Configuring a systemd service..."
+ynh_script_progression --message="Configuring a systemd service..." --weight=1
 
 # Create a dedicated systemd config
 ynh_add_systemd_config
@@ -192,7 +192,7 @@ ynh_add_systemd_config
 #=================================================
 # SETUP DATABASE
 #=================================================
-ynh_script_progression --message="Setuping the database..."
+ynh_script_progression --message="Setuping the database..." --weight=1
 
 setup_database
 
@@ -201,14 +201,14 @@ setup_database
 #=================================================
 # INTEGRATE SERVICE IN YUNOHOST
 #=================================================
-ynh_script_progression --message="Integrating service in YunoHost..."
+ynh_script_progression --message="Integrating service in YunoHost..." --weight=1
 
 yunohost service add $app --log="/var/log/$app.log"
 
 #=================================================
 # START SYSTEMD SERVICE
 #=================================================
-ynh_script_progression --message="Starting a systemd service..."
+ynh_script_progression --message="Starting a systemd service..." --weight=1
 
 # Start a systemd service
 ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app.log"
@@ -216,7 +216,7 @@ ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$ap
 #=================================================
 # SETUP SSOWAT
 #=================================================
-ynh_script_progression --message="Configuring permissions..."
+ynh_script_progression --message="Configuring permissions..." --weight=1
 
 ynh_permission_update --permission="main" --add="visitors"
 
@@ -226,7 +226,7 @@ ynh_permission_create --permission="admin" --url="/web/database/manager" --allow
 #=================================================
 # RELOAD NGINX
 #=================================================
-ynh_script_progression --message="Reloading NGINX web server..."
+ynh_script_progression --message="Reloading NGINX web server..." --weight=1
 
 ynh_systemd_action --service_name=nginx --action=reload
 
@@ -234,4 +234,4 @@ ynh_systemd_action --service_name=nginx --action=reload
 # END OF SCRIPT
 #=================================================
 
-ynh_script_progression --message="Installation of $app completed"
+ynh_script_progression --message="Installation of $app completed" --last
diff --git a/scripts/remove b/scripts/remove
index 9eac726..5fb9341 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -12,7 +12,7 @@ source /usr/share/yunohost/helpers
 #=================================================
 # LOAD SETTINGS
 #=================================================
-ynh_script_progression --message="Loading installation settings..."
+ynh_script_progression --message="Loading settings..." --weight=1
 
 app=$YNH_APP_INSTANCE_NAME
 
@@ -31,14 +31,14 @@ conf_file=$(ynh_app_setting_get --app=$app --key=conf_file)
 # Remove the service from the list of services known by YunoHost (added from `yunohost service add`)
 if ynh_exec_warn_less yunohost service status $app >/dev/null
 then
-	ynh_script_progression --message="Removing $app service integration..."
+	ynh_script_progression --message="Removing $app service integration..." --weight=1
 	yunohost service remove $app
 fi
 
 #=================================================
 # STOP AND REMOVE SERVICE
 #=================================================
-ynh_script_progression --message="Stopping and removing the systemd service..."
+ynh_script_progression --message="Stopping and removing the systemd service..." --weight=1
 
 # Remove the dedicated systemd config
 ynh_remove_systemd_config
@@ -46,7 +46,7 @@ ynh_remove_systemd_config
 #=================================================
 # REMOVE THE POSTGRESQL DATABASE
 #=================================================
-ynh_script_progression --message="Removing the PostgreSQL database..."
+ynh_script_progression --message="Removing the PostgreSQL database..." --weight=1
 
 # Remove a database if it exists, along with the associated user
 ynh_psql_remove_db --db_user=$db_user --db_name=$db_name
@@ -54,7 +54,7 @@ ynh_psql_remove_db --db_user=$db_user --db_name=$db_name
 #=================================================
 # REMOVE APP MAIN DIR
 #=================================================
-ynh_script_progression --message="Removing app main directory..."
+ynh_script_progression --message="Removing app main directory..." --weight=1
 
 # Remove the app directory securely
 ynh_secure_remove --file="$final_path"
@@ -62,7 +62,7 @@ ynh_secure_remove --file="$final_path"
 #=================================================
 # REMOVE NGINX CONFIGURATION
 #=================================================
-ynh_script_progression --message="Removing NGINX web server configuration..."
+ynh_script_progression --message="Removing NGINX web server configuration..." --weight=1
 
 # Remove the dedicated NGINX config
 ynh_remove_nginx_config
@@ -70,7 +70,7 @@ ynh_remove_nginx_config
 #=================================================
 # REMOVE DEPENDENCIES
 #=================================================
-ynh_script_progression --message="Removing dependencies..."
+ynh_script_progression --message="Removing dependencies..." --weight=1
 
 # Remove metapackage and its dependencies
 ynh_remove_app_dependencies
@@ -80,7 +80,7 @@ ynh_remove_app_dependencies
 #=================================================
 # REMOVE VARIOUS FILES
 #=================================================
-ynh_script_progression --message="Removing various files..."
+ynh_script_progression --message="Removing various files..." --weight=1
 
 # Remove a directory securely
 ynh_secure_remove --file="/etc/$app"
@@ -95,7 +95,7 @@ ynh_secure_remove --file="/var/log/$app.log"
 if [ ${PACKAGE_CHECK_EXEC:-0} -eq 1 ]; then
 	:
 else
-	ynh_script_progression --message="Removing swap..."
+	ynh_script_progression --message="Removing swap..." --weight=1
 	ynh_del_swap
 fi
 
@@ -104,7 +104,7 @@ fi
 #=================================================
 # REMOVE DEDICATED USER
 #=================================================
-ynh_script_progression --message="Removing the dedicated system user..."
+ynh_script_progression --message="Removing the dedicated system user..." --weight=1
 
 # Delete a system user
 ynh_system_user_delete --username=$app
@@ -113,4 +113,4 @@ ynh_system_user_delete --username=$app
 # END OF SCRIPT
 #=================================================
 
-ynh_script_progression --message="Removal of $app completed"
+ynh_script_progression --message="Removal of $app completed" --last
diff --git a/scripts/restore b/scripts/restore
index ed0ac2a..7b9f65e 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -15,7 +15,7 @@ source /usr/share/yunohost/helpers
 #=================================================
 
 ynh_clean_setup () {
-	ynh_clean_check_starting
+	true
 }
 # Exit if an error occurs during the execution of the script
 ynh_abort_if_errors
@@ -23,7 +23,7 @@ ynh_abort_if_errors
 #=================================================
 # LOAD SETTINGS
 #=================================================
-ynh_script_progression --message="Loading installation settings..."
+ynh_script_progression --message="Loading installation settings..." --weight=1
 
 export app=$YNH_APP_INSTANCE_NAME
 
@@ -50,7 +50,7 @@ export preinstall=0
 #=================================================
 # CHECK IF THE APP CAN BE RESTORED
 #=================================================
-ynh_script_progression --message="Validating restoration parameters..."
+ynh_script_progression --message="Validating restoration parameters..." --weight=1
 
 test ! -d $final_path \
 	|| ynh_die --message="There is already a directory: $final_path "
@@ -60,7 +60,7 @@ test ! -d $final_path \
 #=================================================
 # RECREATE THE DEDICATED USER
 #=================================================
-ynh_script_progression --message="Recreating the dedicated system user..."
+ynh_script_progression --message="Recreating the dedicated system user..." --weight=1
 
 # Create the dedicated user (if not existing)
 ynh_system_user_create --username=$app --home_dir="$final_path"
@@ -68,7 +68,7 @@ ynh_system_user_create --username=$app --home_dir="$final_path"
 #=================================================
 # RESTORE THE APP MAIN DIR
 #=================================================
-ynh_script_progression --message="Restoring the app main directory..."
+ynh_script_progression --message="Restoring the app main directory..." --weight=1
 
 ynh_restore_file --origin_path="$final_path/$appname"
 ynh_restore_file --origin_path="$final_path/custom-addons"
@@ -83,7 +83,7 @@ chown -R $app:$app "$final_path"
 #=================================================
 # REINSTALL DEPENDENCIES
 #=================================================
-ynh_script_progression --message="Reinstalling dependencies..."
+ynh_script_progression --message="Reinstalling dependencies..." --weight=1
 
 # Define and install dependencies
 ynh_exec_warn_less ynh_install_app_dependencies $pkg_dependencies
@@ -91,7 +91,7 @@ ynh_exec_warn_less ynh_install_app_dependencies $pkg_dependencies
 #=================================================
 # RESTORE THE NGINX CONFIGURATION
 #=================================================
-ynh_script_progression --message="Restoring the NGINX web server configuration..."
+ynh_script_progression --message="Restoring the NGINX web server configuration..." --weight=1
 
 ynh_restore_file --origin_path="/etc/nginx/conf.d/$domain.d/$app.conf"
 
@@ -102,14 +102,14 @@ ynh_restore_file --origin_path="/etc/nginx/conf.d/$domain.d/$app.conf"
 if [ ${PACKAGE_CHECK_EXEC:-0} -eq 1 ]; then
 	:
 else
-	ynh_script_progression --message="Adding swap..."
+	ynh_script_progression --message="Adding swap..." --weight=1
 	ynh_add_swap --size=$swap_needed
 fi
 
 #=================================================
 # BUILD APP
 #=================================================
-ynh_script_progression --message="Building $app..."
+ynh_script_progression --message="Building app..." --weight=1
 
 if ! wkhtmltopdf --version | grep "wkhtmltopdf 0.12.4 (with patched qt)"; then
 	# The debian package has a bug so we deploy a more recent version
@@ -123,8 +123,8 @@ if ! wkhtmltopdf --version | grep "wkhtmltopdf 0.12.4 (with patched qt)"; then
 	fi
 fi
 pushd $final_path
-	RUSTUP_HOME="$final_path/.rustup" CARGO_HOME="$final_path/.cargo" bash -c 'curl -sSf -L https://static.rust-lang.org/rustup.sh | sh -s -- -y --default-toolchain=stable --profile=minimal'
-	PATH="$PATH:$final_path/.cargo/bin:$final_path/.local/bin:/usr/local/sbin"
+	ynh_exec_warn_less ynh_exec_as $app RUSTUP_HOME="$final_path"/.rustup CARGO_HOME="$final_path"/.cargo bash -c 'curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -q -y'
+	export PATH="$PATH:$final_path/.cargo/bin:$final_path/.local/bin:/usr/local/sbin" 
 	if grep "python3" $final_path/$appname/$FORKNAME-bin ; then
 		python3 -m venv venv
 		venv/bin/pip3 install --upgrade pip
@@ -143,7 +143,7 @@ popd
 #=================================================
 # RESTORE THE POSTGRESQL DATABASE
 #=================================================
-ynh_script_progression --message="Restoring the PostgreSQL database..."
+ynh_script_progression --message="Restoring the PostgreSQL database..." --weight=1
 
 # Make sure that postgresql is installed and running
 ynh_psql_test_if_first_run
@@ -160,7 +160,7 @@ ynh_psql_connect_as --user=$db_user --password=$db_pwd --database=$db_name < ./d
 #=================================================
 # RESTORE VARIOUS FILES
 #=================================================
-ynh_script_progression --message="Restoring various files..."
+ynh_script_progression --message="Restoring various files..." --weight=1
 
 ynh_restore_file --origin_path="$conf_file"
 chmod 400 "$conf_file"
@@ -172,7 +172,7 @@ chown $app:$app /var/log/$app.log
 #=================================================
 # RESTORE SYSTEMD
 #=================================================
-ynh_script_progression --message="Restoring the systemd configuration..."
+ynh_script_progression --message="Restoring the systemd configuration..." --weight=1
 
 ynh_restore_file --origin_path="/etc/systemd/system/$app.service"
 systemctl enable $app.service --quiet
@@ -180,14 +180,14 @@ systemctl enable $app.service --quiet
 #=================================================
 # INTEGRATE SERVICE IN YUNOHOST
 #=================================================
-ynh_script_progression --message="Integrating service in YunoHost..."
+ynh_script_progression --message="Integrating service in YunoHost..." --weight=1
 
 yunohost service add $app --log="/var/log/$app.log"
 
 #=================================================
 # START SYSTEMD SERVICE
 #=================================================
-ynh_script_progression --message="Starting a systemd service..."
+ynh_script_progression --message="Starting a systemd service..." --weight=1
 
 ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app.log"
 
@@ -196,7 +196,7 @@ ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$ap
 #=================================================
 # RELOAD NGINX
 #=================================================
-ynh_script_progression --message="Reloading NGINX web server..."
+ynh_script_progression --message="Reloading NGINX web server..." --weight=1
 
 ynh_systemd_action --service_name=nginx --action=reload
 
@@ -204,4 +204,4 @@ ynh_systemd_action --service_name=nginx --action=reload
 # END OF SCRIPT
 #=================================================
 
-ynh_script_progression --message="Restoration completed for $app"
+ynh_script_progression --message="Restoration completed for $app" --last
diff --git a/scripts/upgrade b/scripts/upgrade
index 5eb8b24..7c94ba7 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -12,7 +12,7 @@ source /usr/share/yunohost/helpers
 #=================================================
 # LOAD SETTINGS
 #=================================================
-ynh_script_progression --message="Loading installation settings..."
+ynh_script_progression --message="Loading settings..." --weight=1
 
 export app=$YNH_APP_INSTANCE_NAME
 
@@ -28,19 +28,18 @@ export preinstall=0
 #=================================================
 # CHECK VERSION
 #=================================================
-ynh_script_progression --message="Checking version..."
+ynh_script_progression --message="Checking version..." --weight=1
 
 upgrade_type=$(ynh_check_app_version_changed)
 
 #=================================================
 # BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
 #=================================================
-ynh_script_progression --message="Backing up the app before upgrading (may take a while)..."
+ynh_script_progression --message="Backing up the app before upgrading (may take a while)..." --weight=1
 
 # Backup the current version of the app
 ynh_backup_before_upgrade
 ynh_clean_setup () {
-	ynh_clean_check_starting
 	# Restore it if the upgrade fails
 	ynh_restore_upgradebackup
 }
@@ -52,14 +51,14 @@ ynh_abort_if_errors
 #=================================================
 # STOP SYSTEMD SERVICE
 #=================================================
-ynh_script_progression --message="Stopping a systemd service..."
+ynh_script_progression --message="Stopping a systemd service..." --weight=1
 
 ynh_systemd_action --service_name=$app --action="stop" --log_path="/var/log/$app.log"
 
 #=================================================
 # ENSURE DOWNWARD COMPATIBILITY
 #=================================================
-ynh_script_progression --message="Ensuring downward compatibility..."
+ynh_script_progression --message="Ensuring downward compatibility..." --weight=1
 
 # Cleaning legacy permissions
 if ynh_legacy_permissions_exists; then
@@ -76,7 +75,7 @@ fi
 #=================================================
 # CREATE DEDICATED USER
 #=================================================
-ynh_script_progression --message="Making sure dedicated system user exists..."
+ynh_script_progression --message="Making sure dedicated system user exists..." --weight=1
 
 # Create a dedicated user (if not existing)
 ynh_system_user_create --username=$app --home_dir="$final_path"
@@ -87,7 +86,7 @@ ynh_system_user_create --username=$app --home_dir="$final_path"
 
 if [ "$upgrade_type" == "UPGRADE_APP" ]
 then
-	ynh_script_progression --message="Upgrading source files..."
+	ynh_script_progression --message="Upgrading source files..." --weight=1
 
 	# Download, check integrity, uncompress and patch the source from app.src
 	setup_files
@@ -96,14 +95,14 @@ fi
 #=================================================
 # UPGRADE DEPENDENCIES
 #=================================================
-ynh_script_progression --message="Upgrading dependencies..."
+ynh_script_progression --message="Upgrading dependencies..." --weight=1
 
 ynh_exec_warn_less ynh_install_app_dependencies $pkg_dependencies
 
 #=================================================
 # NGINX CONFIGURATION
 #=================================================
-ynh_script_progression --message="Upgrading NGINX web server configuration..."
+ynh_script_progression --message="Upgrading NGINX web server configuration..." --weight=1
 
 # Create a dedicated NGINX config
 ynh_add_nginx_config
@@ -117,14 +116,14 @@ ynh_add_nginx_config
 if [ ${PACKAGE_CHECK_EXEC:-0} -eq 1 ]; then
 	:
 else
-	ynh_script_progression --message="Adding swap..."
+	ynh_script_progression --message="Adding swap..." --weight=1
 	ynh_add_swap --size=$swap_needed
 fi
 
 #=================================================
 # BUILD APP
 #=================================================
-ynh_script_progression --message="Building $app..."
+ynh_script_progression --message="Building app..." --weight=1
 
 if ! wkhtmltopdf --version | grep "wkhtmltopdf 0.12.4 (with patched qt)"; then
 	# The debian package has a bug so we deploy a more recent version
@@ -138,8 +137,8 @@ if ! wkhtmltopdf --version | grep "wkhtmltopdf 0.12.4 (with patched qt)"; then
 	fi
 fi
 pushd $final_path
-	RUSTUP_HOME="$final_path/.rustup" CARGO_HOME="$final_path/.cargo" bash -c 'curl -sSf -L https://static.rust-lang.org/rustup.sh | sh -s -- -y --default-toolchain=stable --profile=minimal'
-	PATH="$PATH:$final_path/.cargo/bin:$final_path/.local/bin:/usr/local/sbin"
+	ynh_exec_warn_less ynh_exec_as $app RUSTUP_HOME="$final_path"/.rustup CARGO_HOME="$final_path"/.cargo bash -c 'curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -q -y'
+	export PATH="$PATH:$final_path/.cargo/bin:$final_path/.local/bin:/usr/local/sbin" 
 	if grep "python3" $final_path/$appname/$FORKNAME-bin ; then
 		python3 -m venv venv
 		venv/bin/pip3 install --upgrade pip
@@ -160,21 +159,21 @@ popd
 #=================================================
 # INTEGRATE SERVICE IN YUNOHOST
 #=================================================
-ynh_script_progression --message="Integrating service in YunoHost..."
+ynh_script_progression --message="Integrating service in YunoHost..." --weight=1
 
 yunohost service add $app --log="/var/log/$app.log"
 
 #=================================================
 # START SYSTEMD SERVICE
 #=================================================
-ynh_script_progression --message="Starting a systemd service..."
+ynh_script_progression --message="Starting a systemd service..." --weight=1
 
 ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app.log"
 
 #=================================================
 # RELOAD NGINX
 #=================================================
-ynh_script_progression --message="Reloading NGINX web server..."
+ynh_script_progression --message="Reloading NGINX web server..." --weight=1
 
 ynh_systemd_action --service_name=nginx --action=reload
 
@@ -182,4 +181,4 @@ ynh_systemd_action --service_name=nginx --action=reload
 # END OF SCRIPT
 #=================================================
 
-ynh_script_progression --message="Upgrade of $app completed"
+ynh_script_progression --message="Upgrade of $app completed" --last