Fix Windows Security Login Loop and Sync Issues
You sign in to Windows, see the security settings sync message, and then get kicked back to the l...
Software comparisons, alternatives, and tool decision notes.
Fit
Decision
Migration
Latest comparisons
Browse labHow to Get Administrator Permission for Windows Activation
When you try to activate Windows and see an error like “You don’t have permission to activate” or...
Fix 'File Locked' or 'Permission Denied' During Windows Update
You try to install a Windows update, but it fails with a message like "File locked" or <...
Fix Windows Defender Token Expired Group Policy Error
You may see a Windows Defender error like 'Token expired' or 'The token is expired' in the Window...
Fix 'Turn On Windows Defender Access Denied' Error
You try to turn on Windows Defender, but get an "Access Denied" message. This usually means somet...
Fix OneDrive 502 Bad Gateway Error on Windows 10
Users on Windows 10 may encounter a 502 Bad Gateway error when trying to sync fi...