
                    For slicer, we pick up the best solutions provided by github life savers.
                    If google brings you here, you are so lucky! These life savers are angels, they have well solved your problems.
                    So do not waste time scrolling the original issue threads just to dig out solutions... 
                    Here you are, you are welcome. Then, go back to work!
                    

It is not very easily hackable but it is possible The following instructions come with no warranty perform at your own risk 

Cura Unable to open any STL in 4.7

Great that confirms the bug and it has to be one of the oddest bugs I've seen in a long time 

Cura Z-axis not moving up as it should in new Cura 3.6.0

Thanks for reporting I'm using Cura 2.6 on Windows this is a clean install with no previous profiles My machine is set to custom with 1.75mm filament 

Cura 2.6 Filament Diameter and Nozzle Temp Ignored

Does M104 S{material_print_temperature 0} work for you? I Have the following entry in the Start GCode
M104 S{material_print_temperature}
but no matter what I set as Temperature (200 or 240 )
in the generated GCode is always  M109 S210 
with Cura 3.4.1 the temperature was taken over correctly