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

Sök i support

Akta dig för supportbedrägerier: Vi kommer aldrig att be dig att ringa eller skicka ett sms till ett telefonnummer eller dela personlig information. Rapportera misstänkt aktivitet med alternativet "Rapportera missbruk".

Läs mer

Closed a live video chat session that just ended (full screen), and Firefox has been unresponsive since (even after restarting in Safe Mode)

https://support.mozilla.org/en-US/kb/profiles-where-firefox-stores-user-data#w_finding-your-profile-without-opening-firefox

"Open the Application Support folder, then open the Firefox folder, and then the Profiles folder."

> There is no "Firefox" folder in "Application Support" folder, while there is a "Mozilla" folder.

What else may I try, as Firefox freezes after restarting (when not restarting in SafeMode)?

https://support.mozilla.org/en-US/kb/profiles-where-firefox-stores-user-data#w_finding-your-profile-without-opening-firefox "Open the Application Support folder, then open the Firefox folder, and then the Profiles folder." > There is no "Firefox" folder in "Application Support" folder, while there is a "Mozilla" folder. What else may I try, as Firefox freezes after restarting (when not restarting in SafeMode)?

Alla svar (2)

Does it still happen in a new profile? An easy way to test a new profile is to install Developer Edition and see if it happens there or refresh your existing profile. Make sure you stay signed out of your sync account when testing.

Any hopes of restoring tabs to tab groups?

Some tab groups returned, while majority of tabs moved to "Show other tabs".