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

Hola. Estoy utilizando una versión en inglés. ¿Cómo puedo cambiarla a español? Gracias

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

more options

Sólo consulta sobre cómo cambiar el idioma del programa de Mozilla Forefox

Sólo consulta sobre cómo cambiar el idioma del programa de Mozilla Forefox

All Replies (1)

more options

Firefox is available in a variety of languages (for user interface) for Windows, Mac OSX and Linux at www.mozilla.org/firefox/all/


Also it appears you may be running Firefox in a compatibility mode as if you have Windows NT 4.0 ?. Check your Firefox desktop shortcut properties.

Your User Agent: Mozilla/5.0 (Windows NT 4.0; rv:51.0) Gecko/20100101 Firefox/51.0