You have bought a 3 driver K40 shield, thanks !
You’ll have to install & configure Lightburn : link
If you have the v8.XX of the shield (see label on the shield), please follow carefully this article for installation guide : link
If you have the v7.XX of the shield (see label on the shield), please follow carefully this article for installation guide : link
If you DON’T have a motorized bed, please deactivate the homing of Z axis (instructions in the same article – Z-axis adjustment section)
Please take the time to read all instructions to avoid damaging your K40 or your new shield 🙂
In case of issue, please read first the troubleshooting post : Link to post
And to the upgrade your shield one : Link to post
Thank you very much again !
Avataar120
Discord : Avataar120#7932