Canon EOS-1D X Mark II DSLR Camera (Body Only) - Manual (Page 336)

3 Menu Function Settings
336
z 5
Metering timer
You can change how long the exposure setting is displayed (AE lock
time).
LV touch control
During Live View shooting or movie shooting, you can touch the LCD
monitor (touch-sensitive panel) with your fingers to move the AF
point or magnify the image.
[
Standard ] is the normal setting. [ Sensitive ] provides a better
touchscreen response than [ Standard ]. Try using both settings and
select the one you prefer. To disable touchscreen operations, select
[
Disable ].
Time code
You can set the time code. For details, see page 326.
Regardless of the [ z 3: Beep ] setting, no beeper will sound for touchscreen
operations. However, when focus is achieved with AF, the beeper (focus
confirmation beep) will sound depending on the [
z 3: Beep ] setting.