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OneDrive Sync Troubleshooting: Connection Refused Checklist - Fix Microsoft Teams 'Port Already Allocated' Error by Clearing Cache-Resolve Task Scheduler Command Not Found in Windows 11

2026-06-14 04:18:18
OneDrive Sync Troubleshooting: Connection Refused Checklist - Fix Microsoft Teams 'Port Already Allocated' Error by Clearing Cache-Resolve Task Scheduler Command Not Found in Windows 11

Result check

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

Next references

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