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Fix 'Task Scheduler Cannot Start Task: Port Already Allocated' - Fix Windows Activation Error 0xc004c003-Troubleshoot PowerShell Migration Tool Not Working

2026-06-14 02:23:52
Fix 'Task Scheduler Cannot Start Task: Port Already Allocated' - Fix Windows Activation Error 0xc004c003-Troubleshoot PowerShell Migration Tool Not Working

Result check

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