Fix Windows Activation Connection Timeout Error - Fix Outlook 404 Not Found Error on Windows 10-Fix Microsoft Store Proxy Error 0x80131500

Updated 2026-06-18 02:49:27macos-help
Fix Windows Activation Connection Timeout Error - Fix Outlook 404 Not Found Error on Windows 10-Fix Microsoft Store Proxy Error 0x80131500
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.