I think this is what you need to do. Cura uses two machine definition files.  They should be in a folder that looks a lot like this: C:\Program Files\Ultimaker Cura 4.6\resources\definitions\ One file is "creality_base.def.json" and the second is "creality_ender3.def.json"   They are text files and will open in Notepad.  Within the Ender 3 definition file there might be an area like this (the numbers shown are for my E3Pro): Within the section  "overrides" find...