This will sound strange (since I've included it as an option), but I don't recommend using this feature. Does it improve prints? Yes. Then why don't I recommend it? IMO this simply masks the K2 issue. Specifically it makes the K2 bed look flat.
G28
Z_TILT_ADJUST
AXIS_TWIST_COMPENSATION_CALIBRATE AUTO=TRUE SAMPLE_COUNT=10
SAVE_CONFIG