Trying to update the firmware but nothing is happening on the A4 when i have loaded the file to Sysex and pushed send. Did as the “readme” said but nothing 
Midi port config is MIDI/USB on send and recive…
Fixed it 
Trying to update the firmware but nothing is happening on the A4 when i have loaded the file to Sysex and pushed send. Did as the “readme” said but nothing Midi port config is MIDI/USB on send and recive…
Fixed it