Reactivate a Primary Password by selecting the checkbox next to Use a Primary Password and enter a password in the window that opens (use a previous or different password).

Click the Firefox menu at the top of the screen and select Quit Firefox.

Close Firefox: Click the Firefox menu and select Exit.

Click Remove and click OK in the dialog that appears to confirm its removal.

If you've forgotten your Primary Password, see this article.

Remove the check mark from the box next to Use a Primary Password and enter the current password to confirm your ownership of the account.

Click Privacy & Security in the left panel and go to the Logins and Passwords section.

Click the menu button and select Settings.

In the Menu bar at the top of the screen, click Firefox and select Preferences.

To resolve this problem, you must first deactivate your Primary Password and then reactivate it: If you’re using AVG or Eset Internet Security, its certificate might be causing Firefox to ask you for a Primary Password every time you start Firefox. Firefox keeps asking me for Primary Password

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