Supported products:
SM3-U3AS-AKTU (only those with circuit board MP-U33J-AKT)


FileDescriptionFile sizeLast modified
Download this file (sk3501_u3_history.txt)Firmware HistoryHistory of previous changes0.3 kBSep 21, 2016
Download this file (JMicron JMS567 Firmware Update Utility.dmg)Mac UpdaterFirmware version 138_01_0_01 for Mac OS X1843 kBSep 21, 2016
Download this file ( UpdaterFirmware version 138_01_0_01 for Windows 7 and above573 kBSep 21, 2016


  • This firmware is only for AKiTiO products and specifically the model(s) as mentioned above. DO NOT use this firmware for any other devices!


  • Never turn off or disconnect your unit during the firmware update procedure. This may damage your device! If the upgrade fails (e.g. power failure during firmware update), you may not be able to operate your device anymore.