Fix Redis Connection Refused with Password Authentication Errors - Resolve Outlook Error 0x80040600 and High RAM Usage-Resolve PowerShell Auto-Run Access Denied

Updated 2026-06-14 04:45:59windows-fixes
Fix Redis Connection Refused with Password Authentication Errors - Resolve Outlook Error 0x80040600 and High RAM Usage-Resolve PowerShell Auto-Run Access Denied
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.