Fix Microsoft Store Error 0x80073cf0: Invalid Configuration - Resolve Windows Defender and Microsoft 365 Sync Errors-Fix Windows Defender SSL Certificate Errors from Antivirus Interference
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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