We're calling on all EU-based Mozillians with iOS or iPadOS devices to help us monitor Apple’s new browser choice screens. Join the effort to hold Big Tech to account!

This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

Hallo and good afternoon! I am not able to change the language in firefox under win 10

  • 1 reply
  • 1 has this problem
  • 1 view
  • Last reply by philipp

more options

When I am trying to change language under options/content adding language to German, it is not possible for me set the other language. I am German and need my mother language. I tried to update firefox an did a new installation!

When I am trying to change language under options/content adding language to German, it is not possible for me set the other language. I am German and need my mother language. I tried to update firefox an did a new installation!

All Replies (1)

more options

hello, do you want to change the language of the user interface itself? if so, you can download the right build for your for your language from https://www.mozilla.org/firefox/all/