Fix Microsoft Store Auto-Launch Failure with Error 0x80073cf0 - Troubleshoot Microsoft Store Connection Refused-Command Prompt Service Unavailable Error Fix Guide
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.