How to Set Up OneDrive Selective Sync on Mac - Fix Chrome 404 Not Found: Step-by-Step Checklist-How to Exclude Trusted Software from Windows Defender

Updated 2026-06-14 05:00:55macos-help
How to Set Up OneDrive Selective Sync on Mac - Fix Chrome 404 Not Found: Step-by-Step Checklist-How to Exclude Trusted Software from Windows Defender
Before changing system settings, save your work and note the exact error text so you can compare results after each step.

Extra verification checklist

  • Restart the affected app after changing permissions or configuration files.
  • Test the same workflow in a clean browser profile or a temporary user account.
  • Compare the result on another network if the error may be connection related.