
How to Fix Windows Defender Firewall Blocked App
You try to open an app, but it either won't start or can't connect to the internet. A common caus...
Software troubleshooting desk

You try to open an app, but it either won't start or can't connect to the internet. A common caus...

If you see "Authentication failed" when opening Windows Defender or trying to run a scan, it usua...

You enter your Windows product key and get a message: "Error: Too many activation attempts. P...

You open Edge on a different device, expecting your bookmarks and passwords to appear, but nothin...

You start a Windows Security scan, and it sits at the same percentage for minutes—or even hours. ...

After updating Chrome, some users see the error “Profile service unavailable” or “Sign in error: ...