steps
what you'll need: USB drive (FAT16 or FAT32) or Sidus Link OTA.
11. Download firmware from aputure.com/downloads.
22. Copy to root of FAT16 or FAT32 USB drive.
33. Insert USB into the control box.
44. Enter System Menu and select Update Firmware.
55. Confirm update. Do not disconnect during process.
66. Alternatively use Sidus Link OTA.
GotchaNo firmware release notes page found on help.aputure.com. No versioned Firmware Releases section in the LS 600d Pro ToC. GotchaVersion number could not be confirmed.