A: Yes. macOS has native class-compliant MIDI support. Plug it in, open Audio MIDI Setup, and you will see the device listed.
Your Bontempi PM 747 is a classic, robust piece of gear. With the updated steps above, you can transform it into a powerful MIDI controller for music production in 2026 and beyond. Bontempi Keyboard Pm 747 Driver Download UPD
When you plug the keyboard into your computer via its USB-B port (printer cable style), Windows or macOS should automatically recognize it as a “USB MIDI Device.” However, users report that Windows 10/11 often lists it as an “Unknown USB Device” or fails to activate it for older music software. This is where the confusion around a “driver download” originates. Bontempi itself stopped providing official driver support for the PM 747 over a decade ago. The original driver disks that shipped with the keyboard were designed for Windows 98, ME, and XP . Those 32-bit drivers will not work on modern 64-bit operating systems. A: Yes
| Step | Action | Expected Result | |------|--------|------------------| | 1 | Power off the PM 747. Connect USB cable to PC. | No "found new hardware" popup yet. | | 2 | Power on the keyboard (using batteries or power supply). | PC should chime (USB connect sound). | | 3 | Open Device Manager. | Look for "Bontempi PM 747" under Sound or Unknown. | | 4 | Right-click > Update driver > Search automatically. | Windows installs "Generic USB MIDI Driver." | | 5 | Test in free software (e.g., LMMS or Bandlab). | Press keys – you should hear sound. | Your Bontempi PM 747 is a classic, robust piece of gear
Download and install the Windows 10/11 USB MIDI Class Driver from the Microsoft Update Catalog (search for "Microsoft USB MIDI Driver"). Common Problems & Troubleshooting the PM 747 Despite the simple setup, users face issues. Here are the fixes for the most frequent complaints: