Join the AMA (Ask Me Anything) with the Firefox leadership team to celebrate Firefox 20th anniversary and discuss Firefox’s future on Mozilla Connect. Mark your calendar on Thursday, November 14, 18:00 - 20:00 UTC!

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

Firefox crashes

more options

Firefox 35.0 is crashing for me, on both Windows 7 and Ubuntu (both 64-bit). On Windows, Firefox works fine but crashes every time I close the browser. On Ubuntu, it crashes when I open the browser, even in Safe Mode, but 34.0 still works properly without crashing.

Firefox 35.0 is crashing for me, on both Windows 7 and Ubuntu (both 64-bit). On Windows, Firefox works fine but crashes every time I close the browser. On Ubuntu, it crashes when I open the browser, even in Safe Mode, but 34.0 still works properly without crashing.

All Replies (1)

more options

See this - https://support.mozilla.org/en-US/kb/firefox-crashes-asking-support - KB page with each version of Firefox. The content of many KB pages vary depending upon the operating system version of Firefox you view the KB pages with.