
Fix 'Windows Defender Not Recognized' Error in Command Prompt
When you type MpCmdRun or Windows Defender in Command Prompt and see

When you type MpCmdRun or Windows Defender in Command Prompt and see

Outlook network errors typically appear as "Cannot connect to your mail server" or "Outlook canno...

You open Outlook in Microsoft 365 and see a '404 Not Found' page. This usually means Outlook can'...

You open Command Prompt and see an error like "Command Prompt has been disabled...

If you're seeing a 404 Not Found error when trying to open Outlook on the web (formerly Outlook W...

When you try to run a PowerShell script (.ps1) and see an error like "cannot be loaded because ru...