Fix Windows Defender Invalid Configuration Error 0x800705b4 - How to Resolve Port Already Allocated in Windows Defender CLI-Blank Microsoft Store? Fix When wsreset Has No Effect
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.