Shark Jack Cable users may conveniently upgrade their device’s firmware by running the UPDATE_FIRMWARE command.

  1. Plug the Shark Jack Cable into a network which provides Internet access via DHCP
  2. Flip the Shark Jack Cable switch to Arming Mode
  3. Power the Shark Jack Cable via USB-C from a compatible computer or smartphone
  4. From the computer or smartphone, access the Shark Jack shell via Serial
  5. Press ENTER to activate the serial console
  6. From the root@shark:~# prompt, type UPDATE_FIRMWARE and press ENTER

If the Shark Jack Cable has Internet access and an update is available, it will download and install automatically.

To cancel the installation, press CTRL+C during the 10 second countdown period.