To connect a MIDI device:
Make sure you have:
- A USB cable that's capable of data transfer and isn't for charging only.
- A USB OTG adapter cable, if needed.
- Turn the phone and MIDI device on.
- Connect them with the USB cable (and adapter if needed).
- Unlock the phone.
Change the USB connection type to allow MIDI connection:
Swipe down from the top of your home screen and touch the
Charging this device via USB notification.
- Touch MIDI.