Problems after installing new firmware on MBot Grid II+, want original firmware

After Installing new firmware. I can’t get extruder temperature(replicatorg seems to be trying get the temperature of the table but it is not heated in this model), and can’t see anything on my LCD display(but i still can launch printing using buttons if guess combination). Can someone sand me original firmware for this model?

Fixed by installing firmware from here

The build process is documented on the wiki:

its not open page.
how i can load firmware?

are not work

The process where it will be going to get the particular where it is a process to build the documented where the problems occur after installing a new firmware that needs to get the process which will be reached by microsoft support chat and it will guide you in the best way.