1. Fix this warning for next version (TESTED on Fedora 35). you can see that with `journalctl -f`: Usage of object.actor is deprecated for PrintWebsiteIndicator get@resource:///org/gnome/shell/ui/environment.js:317:29 _init@/home/ice/.local/share/gnome-shell/extensions/print-website@ermeso.com/extension.js:26:3 wrapper@resource:///org/gnome/gjs/modules/script/_legacy.js:83:27 enable@/home/ice/.local/share/gnome-shell/extensions/print-website@ermeso.com/extension.js:191:11 _callExtensionEnable@resource:///org/gnome/shell/ui/extensionSystem.js:167:32 _onEnabledExtensionsChanged/<@resource:///org/gnome/shell/ui/extensionSystem.js:493:35 _onEnabledExtensionsChanged@resource:///org/gnome/shell/ui/extensionSystem.js:493:14 createCheckedMethod/<@resource:///org/gnome/gjs/modules/core/overrides/Gio.js:516:46 enableExtension@resource:///org/gnome/shell/ui/extensionSystem.js:194:29 EnableExtension@resource:///org/gnome/shell/ui/shellDBus.js:310:38 _handleMethodCall@resource:///org/gnome/gjs/modules/core/overrides/Gio.js:310:38 _wrapJSObject/<@resource:///org/gnome/gjs/modules/core/overrides/Gio.js:387:34 2. Lang is a deprecated module. Please remove it for the next version: https://wiki.gnome.org/Projects/GnomeShell/Extensions/Review#General_Advice You can use GObject instead: https://gjs.guide/guides/gjs/legacy-class-syntax.html#comparison-between-legacy-and-es6-implementations Learn More about removing Lang: https://wiki.gnome.org/Projects/GnomeShell/Extensions/MigratingShellClasses You can always ask questions related to the extensions by joining us on GNOME Matrix channel: https://matrix.to/#/#extensions:gnome.org