The good news: Windows 11 retained a hidden compatibility layer for older audio devices using the . However, the MobilePre requires a specific multi-channel setup that the generic driver sometimes misinterprets.
As of 2024-2025, the last official driver for Windows is: M-audio Mobilepre Usb Driver Windows 11
However, you can often get it working using legacy drivers or alternative methods shared by the community: Recommended Driver & Setup Legacy Driver Installation The good news: Windows 11 retained a hidden