Canon EOS Rebel T5i 18-55mm IS STM Lens Kit Instruction Manual - Page 166

Changing the Autofocus Method (AF Method) Quick Mode: f The dedicated AF sensor is used to focus in One-Shot AF operation (p.98), using the same AF method as with viewfinder shooting. Although you can focus the target subject quickly, the Live View image will be interrupted momentarily during the AF operation. You can use nine AF points to focus (automatically selected). You can also select one AF point to focus and focus only the area covered by that AF point (manually selected). In Basic Zone modes, the AF point will be selected automatically. You cannot select the AF point. AF point 1 Display the Live View image. Press the button. X The Live View image will appear on the LCD monitor. The small boxes are the AF points. 2 Select the AF point. N Pressing or the button will toggle between automatic selection and manual selection. Use the keys to select an AF point. To return the AF point to the center, press or the button. You can also tap the LCD monitor screen to select the AF point. During manual selection, tap [ ] on the screen to switch to automatic selection. 166