If disabling Core Isolation doesn't work, there may be corrupted registry entries specifically for the USB class that are preventing the driver from loading. Press Win + R , type regedit , and hit Enter.
When the list appears, press (Disable driver signature enforcement). Step 4: Reinstall the Driver Open Device Manager . mastercam x72022 virtual usb bus error 39 updated
: Corrupted registry entries can prevent USB controllers from loading correctly. Registry Editor ) as an administrator. Navigate to: If disabling Core Isolation doesn't work, there may