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Fix Windows Defender Sync Issues with Microsoft 365 - Fix Microsoft Teams Connection Refused Error-Troubleshooting Windows Defender Error 0x80070422

2026-06-14 03:18:51
Fix Windows Defender Sync Issues with Microsoft 365 - Fix Microsoft Teams Connection Refused Error-Troubleshooting Windows Defender Error 0x80070422

Result check

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