Canon EOS 200D Instruction Manual page 217

Smooth Zone: o
The selected Zone AF frame is used to focus. The AF area is larger
than with [Live 1-point AF].
Zone AF frame
Display the Live View image.
1
Press the <A> button.
The Live View image will appear on
the LCD monitor.
Select the AF point.
2
Use the <V> cross keys to select a
zone. To return to the center zone,
press the <L> button.
You can also touch the LCD monitor
screen to move the Zone AF frame.
Focus on the subject.
3
Aim the Zone AF frame over the
subject and press the shutter button
halfway.
When focus is achieved, the AF point
will turn green and the beeper will
sound.
If focus is not achieved, the Zone AF
frame will turn orange.
3 Focusing with AF
217