in which case double-check the switch on the lens is set to AF and not MF. Autofocus offers two distinct modes, which you need to set on the camera. These are One-Shot AF (Canon)/Single-Servo AF ...

Scroll to AF/MF button and change it to “Toggle ... Now, when the camera is set to “A” on the focus-mode dial, the camera will focus in this sequence: As soon as the AF achieves focus, the camera will ...

This is a joy for precise manual focusing. You can set the camera to AF+MF (autofocus that you can tweak with the focus ring for all modes other than SR+ full auto) or set the front dial to manual, ...

On the left, the drive dial selects such items ... The rear of the camera houses buttons for playback, LVF selection, AF, single, continuous AF or MF, AF on/off, Q menu, back button and display ...