diff --git a/manifest.toml b/manifest.toml
index ed3ae2a..dba5b40 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -18,7 +18,7 @@ code = "https://github.com/element-hq/element-web"
 cpe = "cpe:2.3:a:matrix:element"
 
 [integration]
-yunohost = ">= 11.2.18"
+yunohost = ">= 11.2.27"
 helpers_version = "2.1"
 architectures = "all"
 multi_instance = true
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 330e2db..f9f6f26 100755
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -7,6 +7,17 @@
 configure_element()
 {
     ynh_config_add --template="config.json" --destination="$install_dir/config.json"
-    #REMOVEME? Assuming the install dir is setup using ynh_setup_source, the proper chmod/chowns are now already applied and it shouldn't be necessary to tweak perms | chmod -R u=rwX,g=rX,o= "$install_dir"
-    #REMOVEME? Assuming the install dir is setup using ynh_setup_source, the proper chmod/chowns are now already applied and it shouldn't be necessary to tweak perms | chown -R $app:www-data "$install_dir"
+    chmod -R u=rwX,g=rX,o= "$install_dir"
+    chown -R "$app":www-data "$install_dir"
+}
+
+set_settings_default() {
+    ynh_app_setting_set_default --key=disable_custom_urls --value=false
+    ynh_app_setting_set_default --key=disable_guests --value=false
+    ynh_app_setting_set_default --key=disable_3pid_login --value=false
+    ynh_app_setting_set_default --key=default_country_code --value=GB
+    ynh_app_setting_set_default --key=brand_text --value=Element
+    ynh_app_setting_set_default --key=default_federate --value=true
+    ynh_app_setting_set_default --key=default_theme --value=light
+    ynh_app_setting_set_default --key=show_labs_settings --value=false
 }
diff --git a/scripts/install b/scripts/install
index a6cb3eb..972989d 100644
--- a/scripts/install
+++ b/scripts/install
@@ -7,23 +7,7 @@ source /usr/share/yunohost/helpers
 # RETRIEVE ARGUMENTS FROM THE MANIFEST
 #=================================================
 
-disable_custom_urls=false
-disable_guests=false
-disable_3pid_login=false
-default_country_code=GB
-brand_text=Element
-default_federate=true
-default_theme=light
-show_labs_settings=false
-
-ynh_app_setting_set --key=disable_custom_urls --value=$disable_custom_urls
-ynh_app_setting_set --key=disable_guests --value=$disable_guests
-ynh_app_setting_set --key=disable_3pid_login --value=$disable_3pid_login
-ynh_app_setting_set --key=default_country_code --value=$default_country_code
-ynh_app_setting_set --key=brand_text --value=$brand_text
-ynh_app_setting_set --key=default_federate --value=$default_federate
-ynh_app_setting_set --key=default_theme --value=$default_theme
-ynh_app_setting_set --key=show_labs_settings --value=$show_labs_settings
+set_settings_default
 
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
diff --git a/scripts/restore b/scripts/restore
index 2c9d94c..cb9cbf7 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -10,8 +10,8 @@ source /usr/share/yunohost/helpers
 ynh_script_progression "Restoring the app main directory..."
 
 ynh_restore "$install_dir"
+chown -R "$app":www-data "$install_dir"
 
-#REMOVEME? Assuming the install dir is setup using ynh_setup_source, the proper chmod/chowns are now already applied and it shouldn't be necessary to tweak perms | chown -R "$app":www-data "$install_dir"
 #=================================================
 # RESTORE SYSTEM CONFIGURATIONS
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 8531d8b..d28d964 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -8,59 +8,8 @@ source /usr/share/yunohost/helpers
 #=================================================
 ynh_script_progression 'Ensuring downward compatibility...'
 
-# FIXMEhelpers2.1: maybe replace with: ynh_app_setting_set_default --key=default_home_server --value='matrix.org'
-if [ -z "${default_home_server:-}" ]; then
-    default_home_server='matrix.org'
-    ynh_app_setting_set --key=default_home_server --value=$default_home_server
-fi
-
-# FIXMEhelpers2.1: maybe replace with: ynh_app_setting_set_default --key=disable_custom_urls --value=false
-if [ -z "${disable_custom_urls:-}" ]; then
-    disable_custom_urls=false
-    ynh_app_setting_set --key=disable_custom_urls --value=$disable_custom_urls
-fi
-
-# FIXMEhelpers2.1: maybe replace with: ynh_app_setting_set_default --key=disable_guests --value=false
-if [ -z "${disable_guests:-}" ]; then
-    disable_guests=false
-    ynh_app_setting_set --key=disable_guests --value=$disable_guests
-fi
-
-# FIXMEhelpers2.1: maybe replace with: ynh_app_setting_set_default --key=disable_3pid_login --value=false
-if [ -z "${disable_3pid_login:-}" ]; then
-    disable_3pid_login=false
-    ynh_app_setting_set --key=disable_3pid_login --value=$disable_3pid_login
-fi
-
-# FIXMEhelpers2.1: maybe replace with: ynh_app_setting_set_default --key=default_country_code --value=false
-if [ -z "${default_country_code:-}" ]; then
-    default_country_code=false
-    ynh_app_setting_set --key=default_country_code --value=$default_country_code
-fi
-
-# FIXMEhelpers2.1: maybe replace with: ynh_app_setting_set_default --key=brand_text --value=Element
-if [ -z "${brand_text:-}" ]; then
-    brand_text=Element
-    ynh_app_setting_set --key=brand_text --value=$brand_text
-fi
-
-# FIXMEhelpers2.1: maybe replace with: ynh_app_setting_set_default --key=default_federate --value=true
-if [ -z "${default_federate:-}" ]; then
-    default_federate=true
-    ynh_app_setting_set --key=default_federate --value=$default_federate
-fi
-
-# FIXMEhelpers2.1: maybe replace with: ynh_app_setting_set_default --key=default_theme --value=light
-if [ -z "${default_theme:-}" ]; then
-    default_theme=light
-    ynh_app_setting_set --key=default_theme --value=$default_theme
-fi
-
-# FIXMEhelpers2.1: maybe replace with: ynh_app_setting_set_default --key=show_labs_settings --value=false
-if [ -z "${show_labs_settings:-}" ]; then
-    show_labs_settings=false
-    ynh_app_setting_set --key=show_labs_settings --value=$show_labs_settings
-fi
+ynh_app_setting_set_default --key=default_home_server --value='matrix.org'
+set_settings_default
 
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
@@ -69,8 +18,9 @@ ynh_script_progression "Upgrading source files..."
 
 ynh_setup_source --dest_dir="$install_dir" --full_replace --keep="config.json"
 
-#REMOVEME? Assuming the install dir is setup using ynh_setup_source, the proper chmod/chowns are now already applied and it shouldn't be necessary to tweak perms | chmod -R o-rwx "$install_dir"
-#REMOVEME? Assuming the install dir is setup using ynh_setup_source, the proper chmod/chowns are now already applied and it shouldn't be necessary to tweak perms | chown -R "$app":www-data "$install_dir"
+chmod -R o-rwx "$install_dir"
+chown -R "$app":www-data "$install_dir"
+
 #=================================================
 # ADD A CONFIGURATION
 #=================================================