Fix PowerShell Profile Causing Blank Screen at Startup - Resolve OneDrive 'Connection Refused' After Windows Update-Beginner's Checklist for Task Scheduler Configuration

Updated 2026-06-14 00:08:15backup-recovery
Fix PowerShell Profile Causing Blank Screen at Startup - Resolve OneDrive 'Connection Refused' After Windows Update-Beginner's Checklist for Task Scheduler Configuration
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.