Fix 'Connection Refused' When Pinging a Remote Host - Troubleshooting Missing PowerShell Commands-Resolve Outlook 0x80040600 Error (PST/OST Problems)

Updated 2026-06-14 05:30:11windows-fixes
Fix 'Connection Refused' When Pinging a Remote Host - Troubleshooting Missing PowerShell Commands-Resolve Outlook 0x80040600 Error (PST/OST Problems)
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.