Create a new channel as a copy of main.
Rename main to:
Delete main? This cannot be undone.
#include "../../config.h" // for the broken board #undef MATRIX_COL_PINS #define MATRIX_COL_PINS { F1, F0, B0, B2, F4, F5, F6, F7, D4, D6, B4, D7 }