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Fix VS Code 'Cannot Save File: Permission Denied' on Mac - Troubleshoot Chrome Extension Permission Errors-Fix ERR_NAME_NOT_RESOLVED by Clearing DNS Cache

2026-07-28 13:30:19office-tools
Fix VS Code 'Cannot Save File: Permission Denied' on Mac - Troubleshoot Chrome Extension Permission Errors-Fix ERR_NAME_NOT_RESOLVED by Clearing DNS Cache

Final checklist

  • Confirm that the same symptom is gone after a restart or refresh.
  • Keep the smallest working change and undo temporary diagnostic settings.

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