
How to Fix Windows Defender Service Not Running
If you see a message that Windows Defender is not running or the security center shows it's off, ...
Software troubleshooting desk

If you see a message that Windows Defender is not running or the security center shows it's off, ...

You try to connect to a remote PC via Remote Desktop, but instead of the login screen you see a w...

When you type Get-MpComputerStatus or other Defender cmdlets in PowerShell and see <...

You open OneDrive and see "Processing changes" for minutes or hours. Files don't sync, and you ca...

You open PuTTY, enter your server's IP and port, click Open, and get "Connection refused"...

If you're running a Windows virtual machine on Ubuntu, you'll need to activate it with a valid li...