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

I cant start firefox after updating to version 36

more options

If i try to start the program " Profil missing" is appearing, I have restarted my PC tried all the things suggested , but nothing helps , installed again but nothing helps

If i try to start the program " Profil missing" is appearing, I have restarted my PC tried all the things suggested , but nothing helps , installed again but nothing helps

Modified by Flemmingkruse

All Replies (4)

more options
more options

thanks but i dont work

more options

i have find out to getting firefox started, in af fresh copy, sow now i am missing my settings

more options

Is there a Old Profile folder in your desktop?