Fix 'systemd service failed to start unit not found' Error - Outlook Stuck on Loading Profile Troubleshooting-Microsoft Store Connection Refused: Troubleshooting Guide

Updated 2026-06-13 19:29:50security-tools
Fix 'systemd service failed to start unit not found' Error - Outlook Stuck on Loading Profile Troubleshooting-Microsoft Store Connection Refused: Troubleshooting Guide
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.