Hello ,
I’m here to help you in resolving your issue
Enable 3D Acceleration
- Shut down the virtual machine.
- In VirtualBox Manager, click on your Windows 11 VM → Settings.
- Go to Display tab.
- Check "Enable 3D Acceleration".
- Set Video Memory to the maximum (128 MB).
After trying above steps, please reach out to me if you have any doubts or issues