Hello, can you add the tamperymonkey / Greasemonkey extension or others of this kind to add scripts from greasyfork? Ublock origin wouldn't be bad either. The

Hello, can you add the tamperymonkey / Greasemonkey extension or others of this kind to add scripts from greasyfork? Ublock origin wouldn't be bad either. The top, however, would be full compatibility with firefox extensions. If you can already do it please take a step by step guide. Thank's for your job.