Fix Windows Security Error 0x80073b01: App Install Blocked - How to Fix Store Error 0x80073cf9 Sync Problems-How to Fix Command Prompt Not Responding in Ubuntu
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.