User’s Manual
Page 12
Make a backup of the original M3 and M5 macros by zipping them into the same folder, just so
you may have access to the original macros if you need to revert the installation later. Then
replace the M3 and M5 macros for the profile you are configuring:
STEP 5:
Configure the new Plasma Screen:
Set UCCNC to use the new screen that you just copied: