Most keen photographers use, or at least know about, back button focusing. For Canon EOS mirrorless cameras, such as the R6 Mark III, this is when you set the AF-ON button at the back of the camera to ...
Almost every camera you have ever used works the same way out of the box: press the shutter button halfway to focus, press it all the way to take the photo. One button, two jobs. It is so intuitive ...