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Fix PowerShell Network Drive Access Denied Errors - Microsoft Teams Service Unavailable on Mac: How to Fix-Resolve 0x80070422: Windows Defender Won't Start

Updated 2026-06-16 10:01:42macos-help
Fix PowerShell Network Drive Access Denied Errors - Microsoft Teams Service Unavailable on Mac: How to Fix-Resolve 0x80070422: Windows Defender Won't Start
Likely symptom
Likely cause
Safe rollback

Verification route

  • Repeat the original action, not only a simplified test case.
  • Restart the app or reload the service after configuration changes.