Canon EOS REBEL T8i Advanced User's Manual page 14

5.
Set the power switch to <
< > ( ,
All the necessary camera settings will be set automatically.
6.
Flip out the screen (
When the [Date/Time/Zone] setting screen is displayed, see page
Time/Zone.
7.
Focus on the subject (
Look through the viewfinder and center the subject on the screen.
Press the shutter button halfway, and the camera will focus on the
subject.
If < > blinks in the viewfinder, manually raise the built-in flash.
).
).
).
14
>, then set the Mode dial to
Date/