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.
If you are using the 2W Infrared Laser Module, update the firmware of Snapmaker Ray to at least V1.7.4.
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.
If you are using the 2W Infrared Laser Module, update the firmware of Snapmaker Ray to at least V1.7.4.