Fix Microsoft Store Cache Clear Not Working - Fix 'Security Module Not Found' in Windows Defender-Resolve PowerShell Invalid Configuration Errors Quickly

Updated 2026-06-13 17:52:49office-tools
Fix Microsoft Store Cache Clear Not Working - Fix 'Security Module Not Found' in Windows Defender-Resolve PowerShell Invalid Configuration Errors Quickly
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.