Canon D720 camera. I'm a photographer for children, and my eyesight suddenly faded these two days. Did I order something wrong?

Canon cameras have auto focus and manual focus functions. Focusing is to make the shooting prospect clearer. If the shooting foreground is blurred, it may be because the camera is out of focus.

Usually, defocus occurs when using a camera. Please check whether your operation method is correct first. Defocus is related to camera, lens parameter setting and operation method. The following are the solutions to image defocus caused by improper usage habits and settings.

1. Set the vomit focus mode switch to (if the focus mode is set to manual focus, autofocus will not work).

Canon explains the use of cameras.

2. To prevent the machine from shaking, please gently press the shutter button.

3. If the lens has an image stabilizer, please set the IS switch to