
Fix Windows Defender Blocking Legitimate Software
You install a legitimate application, and Windows Defender immediately blocks it or deletes its f...

You install a legitimate application, and Windows Defender immediately blocks it or deletes its f...

When you open Windows Security (formerly Windows Defender) and see a blank page or a '404 Not Fou...

If you see 'Windows activation authentication failed' when trying to activate Windows, the issue ...

If you see 'Authentication failed' when launching Microsoft Teams and you're behind a corporate p...

You try to sign in to OneDrive, but it fails with a network error. Often, a firewall—on your comp...

If you're having trouble downloading, updating, or launching apps from the Microsoft Store, the b...