Windows 10 reached EOS (end of support) on October 14, 2025. If you are on Windows 10, see this article.

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

Lolu chungechunge lwabekwa kunqolobane. Uyacelwa ubuze umbuzo omusha uma udinga usizo.

my computer updated and i lost firefox

  • 4 uphendule
  • 2 zinale nkinga
  • 107 views
  • Igcine ukuphendulwa ngu cor-el
  • Okugcinwe kunqolobane

My computer updated with no warning one night, and i lost all personalization and even everything stored in my firefox, the sign ins, passwords, bookmarks, all. is there a way for me to find all that was erased?

My computer updated with no warning one night, and i lost all personalization and even everything stored in my firefox, the sign ins, passwords, bookmarks, all. is there a way for me to find all that was erased?

All Replies (4)

Check the about:profiles page. Do you have one profile or more?

there are two profiles, one called default and another called default release. both are brand new profiles, cant find the old ones

That's strange. How long ago did it happen?

If you check your Windows desktop, do you have a folder named "Old Firefox Data"?

If you check for the following temporary folder that Windows creates during certain Refresh or repair operations, do you have one:

C:\Windows.old