
Fix Windows Security Cannot Connect to the App
When you see 'Windows Security cannot connect to the app' while trying to open Windows Security o...
Software troubleshooting desk

When you see 'Windows Security cannot connect to the app' while trying to open Windows Security o...

You try to install a Windows update, but it fails with a message like "File locked" or <...

If you see a message like 'Sync token expired' or 'Access token expired' in OneDrive for Office 3...

After a Windows Terminal update, you might find yourself stuck in a login loop—the app prompts yo...

After a recent Windows update, you might find that Command Prompt opens briefly and then closes i...

You try to run Windows Backup and Restore, but get a "permission denied" error. This usually mean...