Fix Windows Defender Rate Limit Error via Registry Edit - Resolve Teams Proxy Connection Error Windows 10-Fix Outlook Not Refreshing Inbox (Cache Issues)
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.