
Fix 'Port Already Allocated' Error in Windows Defender on Windows 10
You may see an error like "Windows Defender Firewall cannot use port X because it is already allo...

You may see an error like "Windows Defender Firewall cannot use port X because it is already allo...

If you cannot connect to a remote computer because another application is using port 3389, or you...

When Windows Search isn't working right—missing files, slow results, or high CPU usage—the log fi...

If you see "Windows Security service stopped manually" in Event Viewer or your antivirus reports ...

You launch Microsoft Teams and get an error like "Port already allocated" or "Port 8...

If Windows Defender crashes on startup with error code 0x80073b01, the antivirus service may be f...