''<p>Dropa [[#answer-1555119|said]]</p>'' <blockquote>These are the instructions https://support.mozilla.org/en-US/kb/use-firefox-another-language </blockquote> Again if you read this article you would see it is about changing the language of the User Interface or UI like the menus in Firefox and such and not the websites in the browser window. You ignore our PM's so I am mentioning this here.