
How to Fix Windows Defender Connection Refused Error
If you see a 'connection refused' message when opening Windows Defender or updating virus definit...
Software troubleshooting desk

If you see a 'connection refused' message when opening Windows Defender or updating virus definit...

When you try to run Enter-PSSession or Invoke-Command against a remote ...

You open PowerShell, run a command to connect to Office 365, and get an error: "Cannot connect to...

If you see 'port already allocated' errors in Event Viewer related to Windows Defender, it usuall...

When running PowerShell commands that make web requests, a configured proxy can sometimes block o...

When you run Windows Update commands like wuauclt /detectnow or PowerShell cmdlets s...