Outlook Blank Screen Fix: Clear Cache and Temp Files - Install PowerShell on Ubuntu: Step-by-Step-Troubleshooting Outlook Error Code 0x80040115

Updated 2026-06-14 04:58:27browser-issues
Outlook Blank Screen Fix: Clear Cache and Temp Files - Install PowerShell on Ubuntu: Step-by-Step-Troubleshooting Outlook Error Code 0x80040115
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.