As of now disabling tap to click does not affect the corner button actions.
$ synclient -l | grep -i cornerbutton RTCornerButton = 2 RBCornerButton = 3 LTCornerButton = 0 LBCornerButton = 0
As of now disabling tap to click does not affect the corner button actions.
$ synclient -l | grep -i cornerbutton
RTCornerButton = 2
RBCornerButton = 3
LTCornerButton = 0
LBCornerButton = 0