
Fix Windows Defender Connection Refused After Update
After a recent Windows Update, you might see a "connection refused" error when trying to open Win...
Software troubleshooting desk

After a recent Windows Update, you might see a "connection refused" error when trying to open Win...

If you're stuck at a blank screen after booting into Safe Mode with BitLocker enabled, you're not...

You see a message like 'Windows Defender Authentication Failed' when trying to open or update Win...

If Windows Defender crashes or fails to start after a recent update and you see error 0x800704ec,...

You might need to reset Windows Defender (now Microsoft Defender Antivirus) to its default settin...

If Windows Defender won't start or you see warnings that it's turned off, the underlying service ...