Fix Windows Security App Not Starting on Windows 11 - How to Migrate an Existing Git Repo to LFS-Ethernet No Internet Access on Windows 11 – Troubleshooting

Updated 2026-07-28 04:50:27backup-recovery
Fix Windows Security App Not Starting on Windows 11 - How to Migrate an Existing Git Repo to LFS-Ethernet No Internet Access on Windows 11 – Troubleshooting
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.