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.

Rohkem teavet

crash and lost setting

  • 2 vastust
  • 1 on selline probleem
  • 1 view
  • Viimati vastas FredMcD

more options

Hello dear Mozilla. In a few moments ago the firefox crash and show massage that its was importing my data to restart its self. But after restarting I cant run the App in its crash again and I had restart my system. After restart my system I run the firefox but my tabs , my them , my extensions and ... almost gone. pleas help me to recovery them I really really need them. Thanks.

Hello dear Mozilla. In a few moments ago the firefox crash and show massage that its was importing my data to restart its self. But after restarting I cant run the App in its crash again and I had restart my system. After restart my system I run the firefox but my tabs , my them , my extensions and ... almost gone. pleas help me to recovery them I really really need them. Thanks.

All Replies (2)

more options

What's your computer system and Firefox version?

Sometimes when the browser thinks there is a problem with the profile, it will create a new one.


Look on your desktop. Do you see a folder called; Old Firefox? Look inside. Look for the folder with the latest creation date.

https://support.mozilla.org/en-US/kb/recovering-important-data-from-an-old-profile

https://support.mozilla.org/en-US/kb/back-and-restore-information-firefox-profiles

https://support.mozilla.org/en-US/kb/how-run-firefox-when-profile-missing-inaccessible


https://support.mozilla.org/en-US/kb/recover-user-data-missing-after-firefox-update

more options

https://support.mozilla.org/en-US/kb/how-run-firefox-when-profile-missing-inaccessible

http://kb.mozillazine.org/Profile_folder_-_Firefox#Navigating_to_the_profile_folder

https://support.mozilla.org/en-US/kb/profile-manager-create-and-remove-firefox-profiles

https://support.mozilla.org/en-US/kb/back-and-restore-information-firefox-profiles


Type about:profiles<enter> in the address box. How many profiles are listed? How many should be there? Also, open the profile folder in your file explorer.


https://support.mozilla.org/en-US/kb/recover-user-data-missing-after-firefox-update