Astell&Kern released new firmware for their high-end digital music players.  Users of these music players can grab the OTA (Over the air) firmware by connecting the device to WiFi, go to Settings/Update/System Update and follow the steps.  It is important that your device should have at least 50% battery life before attempting the update. (link)

Firmware v1.25 for AK240, AK120II, AK100II

Changes

  • AK Connect supported
  • UI/UX Change
  • Device can be rebooted when the language setting is changed.
  • Backslash key added on the keypad
  • Stability improved

Firmware v1.11 for AK380

Changes

  • AK380 AMP supported
  • UI/UX Change
  • AK Connect supported
  • Device can be rebooted when the language setting is changed.
  • Backslash' key added on the keypad
  • Stability improved