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Exchange Online PowerShell Migration Checklist - How to Resolve Port Already Allocated in Windows Security-How to Fix Windows Defender Stuck on Loading Screen

2026-06-13 18:07:07
Exchange Online PowerShell Migration Checklist - How to Resolve Port Already Allocated in Windows Security-How to Fix Windows Defender Stuck on Loading Screen

Result check

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