iKeyboard 8Nano iKeyboard 8Nano iMap (Windows) iKeyboard 8Nano Firmware for V1.04 iKeyboard 8Nano User manual（English） Have more questions? Submit a request Comments Coolguy77272 December 27, 2017 11:15 After upgrading firmware 1.04, no MIDI signal is input from the keyboard. On the left side, the controller section will input MIDI signals correctly. Improved new firmware or older firmware is required. Please help me.