Fix Microsoft Teams DNS Error 0xcaa20002 - Why Chrome Shows 404 on Only One Website and How to Fix-Resolve Microsoft Teams DNS Error Code 0xcaa20002
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.
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