If you’ve exhausted all troubleshooting and your device still fails, consider replacing it. These modern USB sound cards work natively with Windows 11:
The problem? C-Media released its last official drivers for this chipset around , targeting Windows 7, 8, and 8.1. While Windows 10 could often use generic USB audio drivers, Windows 11 introduced stricter driver signing and security models that broke many legacy devices, including CM6206-based products.
The first step in resolving any driver issue is always letting Windows try to do the heavy lifting. Windows 11 has a robust driver database, though it isn't perfect.