Fix Microsoft Store Ubuntu Network Error on Windows - Fix 0x80070490: Windows Search Proxy Corruption-Fix Windows Activation Stuck on Login Screen
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.