Fix Windows Terminal 'Cannot Connect to Localhost: Permission Denied' - Fix High CPU in Microsoft Teams Desktop App-Task Scheduler Startup Failure: Permissions Troubleshooting

Updated 2026-06-14 12:48:45office-tools
Fix Windows Terminal 'Cannot Connect to Localhost: Permission Denied' - Fix High CPU in Microsoft Teams Desktop App-Task Scheduler Startup Failure: Permissions Troubleshooting
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.