Fix OneDrive Error 0x8004de40 Rate Limit Issues - Chrome Profile Error: Sync Not Working – Fixes That Work-Fix Windows Security Migration Failed During Update
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.