Fix Microsoft Teams Migration Not Syncing Contacts - How to Fix Remote Desktop 404 Error After Windows Update-OneDrive Connecting Loop Troubleshooting

Updated 2026-06-14 04:24:59developer-tools
Fix Microsoft Teams Migration Not Syncing Contacts - How to Fix Remote Desktop 404 Error After Windows Update-OneDrive Connecting Loop 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.