
Fix Windows Defender Credential Loop: Step-by-Step
You try to open Windows Defender or run a scan, and it keeps asking for your admin password or PI...
Software troubleshooting desk

You try to open Windows Defender or run a scan, and it keeps asking for your admin password or PI...

You may see an error saying "Windows Defender authentication failed" after applying a Group Polic...

You click 'Update' in Chrome, it reaches 100%—and stays there. The update never finishes, and you...

If you open Windows Defender Security Center and see only a blank white or gray screen, the inter...

If you see an "Access Denied" error when trying to open Windows Defender or run a scan, it usuall...

You click a profile in Windows Terminal and get an 'access denied' error. This usually happens wh...