How to Fix Cloudflare Error 522 Connection Timed Out - Fix DNS Probe Finished NXDOMAIN Caused by Antivirus Blocking-Fix Chrome Sync Not Working with Family Link
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.