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username lost missing Sync Account

AVG Password Protection can cause passwords and logins stored in Firefox to disappear after a recent Firefox update. Learn how to fix.

[[T:WindowsOnly]] The “Password Protection” feature of AVG security software has caused logins and passwords stored in Firefox to disappear after recent updates to Firefox. It may also cause users to experience disruptions in syncing devices as they may get logged-out repeatedly from their Firefox Account, even if they do not store logins and passwords. Affected Firefox versions: * Release 67.0.2 * Beta 68.0b9 and higher * Nightly versions since June 7, 2019 By now AVG should have an update available to their software which stops further problems with logins and passwords in Firefox. The fix by AVG is in '''virus definition 19061402 and higher'''. First make sure that AVG is up-to-date, so it no longer corrupts your login and password file. To manually trigger an update to AVG: # Double-click the AVG icon on your desktop to open the application. # Click the Refresh icon next to Virus definition in the bottom-right corner of the main AVG Antivirus screen. # Wait while AVG checks for Virus definition updates. # When the update is complete, you see Virus definitions are up to date. # If you are asked to restart your computer, click ''Restart Now'' to reboot immediately. Firefox logins and passwords can now be recovered with the following steps: {warning} We have released an add-on to replace the steps below. Affected users can download it here: https://addons.mozilla.org/firefox/addon/restore-logins/. Please note the add-on is not compatible with Nightly; if you are using Nightly, please follow the following manual steps.s/{/warning} # Open the Firefox web browser. # Click the menu button [[Image:Fx57Menu]], click [[Image:Fx57Help]] Help and select {menu Troubleshooting Information}. The Troubleshooting Information page will open. # Under '''Application Basics''', click the {button Open Folder} button next to '''Profile Folder'''. This will open the profile folder. # Close Firefox: [[T:closeFirefox]] # Check if you see a file called {filepath logins.json} in your profile folder. #* If you do, rename it to {filepath logins.json.old}. # Check if you see a file called {filepath logins.json.corrupt} with a June 2019 date in your profile folder. #* If you do, right-click on the file, copy it and then rename it to {filepath logins.json}. # Start Firefox. Your passwords should now be available and you should be able to sync without signing in again.