How to Fix OneDrive Sync Invalid Configuration Error - Windows Store 0x80073cf9: Causes and Solutions-Task Scheduler Module Not Found – Sync Troubleshooting

Updated 2026-06-14 07:35:10windows-fixes
How to Fix OneDrive Sync Invalid Configuration Error - Windows Store 0x80073cf9: Causes and Solutions-Task Scheduler Module Not Found – Sync 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.