
How to Resolve Port Conflicts with Windows Defender Firewall
You're trying to run a local server or application, but it fails to start because the port is alr...
Software troubleshooting desk

You're trying to run a local server or application, but it fails to start because the port is alr...

If Windows Defender's real-time protection appears stuck on 'Scanning' and never completes, it ca...

If Windows Security (formerly Windows Defender) is running slowly on your Windows 11 PC—taking ag...

If you see error 0x80070002 when checking for updates, Windows is likely missing a file it needs....

When Windows Security (Windows Defender) reports a 504 Gateway Timeout error through a proxy, it ...

When you try to open or download an app from the Microsoft Store on Windows 11, you might see err...