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Fix VS Code IntelliSense Not Working in Workspace - How to Resolve Windows 11 Error 0x800f081f-Defender Real-Time Protection Not Working Fix

Updated 2026-07-28 07:58:51office-tools
Fix VS Code IntelliSense Not Working in Workspace - How to Resolve Windows 11 Error 0x800f081f-Defender Real-Time Protection Not Working Fix
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.