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How to Fix PowerShell Authentication Failed Errors - OneDrive Sync Error: Permission Denied and Connection Refused Fix-Fix Windows Activation slui.exe Not Opening

Updated 2026-06-14 08:37:25browser-issues
How to Fix PowerShell Authentication Failed Errors - OneDrive Sync Error: Permission Denied and Connection Refused Fix-Fix Windows Activation slui.exe Not Opening
Likely symptom
Likely cause
Safe rollback

Verification route

  • Repeat the original action, not only a simplified test case.
  • Restart the app or reload the service after configuration changes.