the MLX90641 is discontinued.
According to the manufacturer the replacement is the MLX90641.

is there anyone that can update the software ?
i had a fast look as im a Visuino guy and Dyslectic the code was not obvious with no comentations.

im about to get the sensors if anyone feel free to help.

The beta supports the newer sensors

Check the comment and link in the original documentation:

https://github.com/MagnusThome/RejsaRubberTrac#what-you-need-for-a-bas . . . .

nice then i go for it