You can update the firmware of Ray either in Luban or by using the microSD card.
When new firmware is available, Luban will notify you to update once connected to the internet.
Connect the machine to Luban.
You can also check the current version of the Ray firmware in the same window.
Do not remove the microSD card while the machine is receiving files or performing tasks.
Insert the card reader into your computer.
Download the firmware from the Support Center and copy it to the microSD card.
Shut down the machine and wait until the indicator light is completely off.
Insert the microSD card into the machine and restart it. When the indicator light turns blue, the machine will start updating.
Wait until the indicator light turns white, meaning that the update has been completed.