The software and installation guide provided by Creality can be found with this link - https://www.creality3d.cn/download/product-file_c0002 

If you require further information or help, we urge you to have a look at some YouTube tutorials. Ones that we have found useful are listed below:

https://www.youtube.com/watch?v=wqxajlGT7tQ

https://www.youtube.com/watch?v=SipfoP9rU-4

Finally, please see attached an image of the controller board showing where you need to plug the laser module connector into.