Fix Windows Defender Real-Time Protection Greyed Out - SSH Timeout vs Refused: How to Diagnose-How to Force Install a Windows Update When File Is Locked

Updated 2026-06-13 12:33:21windows-fixes
Fix Windows Defender Real-Time Protection Greyed Out - SSH Timeout vs Refused: How to Diagnose-How to Force Install a Windows Update When File Is Locked
Before changing system settings, save your work and note the exact error text so you can compare results after each step.

Extra verification checklist

  • Restart the affected app after changing permissions or configuration files.
  • Test the same workflow in a clean browser profile or a temporary user account.
  • Compare the result on another network if the error may be connection related.