However, based on common engineering and software piracy/emulation contexts, you are likely asking about:
Supported Systems: The driver is compatible with Windows 7, 8.1, 10, and 11 (both 32-bit and 64-bit architectures). mastercam x72022 virtual usb bus link
If Mastercam fails to launch or reports "No SIM found," follow these steps to reset the virtual link: mastercam x72022 virtual usb bus link
Virtual USB Bus Enumerator: This is the core driver that appears in your Windows Device Manager under "System devices" once installed. mastercam x72022 virtual usb bus link