Canon EOS 80D Instruction Manual page 439

g: Image quality
Press <0> to display the image-recording quality setting screen
(p.142) on the LCD monitor.
A: Picture Style
Press <0> to display the Picture Style selection setting screen on the
LCD monitor (p.154).
B: White balance selection
Press <0> to display the white balance setting screen (p.162) on the
LCD monitor.
h: Depth-of-field preview
When you press the depth-of-field preview button, the aperture will stop
down and you can check the depth of field (p.195).
i: IS start
If you press the button assigned to this function when the lens's IS
switch is set to <1>, the lens's Image Stabilizer will operate.
M: Menu display
Press <0> to display the menu on the LCD monitor.
j: No function (disabled)
Use this setting when you do not want to assign any function to the
button.
8: Custom Controls
439