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Fix OneDrive Sync 'Connection Refused' Error - Fix Port Already Allocated Error When Windows Security Is Off-Troubleshooting PowerShell Authentication Errors

2026-06-15 12:50:07
Fix OneDrive Sync 'Connection Refused' Error - Fix Port Already Allocated Error When Windows Security Is Off-Troubleshooting PowerShell Authentication Errors

Result check

  • Keep one change per test run so you know which step helped.
  • Undo temporary changes after the issue is confirmed.

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