Fix Outlook Connection Timeout Due to Antivirus Interference - Resolving Windows Update Proxy Errors: A Checklist-Run a PowerShell Script Without Changing Execution Policy

Updated 2026-06-14 06:57:07browser-issues
Fix Outlook Connection Timeout Due to Antivirus Interference - Resolving Windows Update Proxy Errors: A Checklist-Run a PowerShell Script Without Changing Execution Policy
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.