Outlook Proxy Server Setup Guide: Step-by-Step - Fix Azure CLI Token Expired Error in CMD-Fix Windows Security Error 0x80073b01: App Install Blocked

Updated 2026-06-14 08:53:50office-tools
Outlook Proxy Server Setup Guide: Step-by-Step - Fix Azure CLI Token Expired Error in CMD-Fix Windows Security Error 0x80073b01: App Install Blocked
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.