This guide has many useful articles on using the Sony Alpha 7III camera. A few articles on basic functions are directly linked below.

1. Full Manual
2. Inserting the Battery
3. Charging the battery pack while it is inserted in the camera
4. Inserting a memory card
5. Attaching/removing a lens
6. Using the Menu
7. In-Camera Guide
8. Overview of taking photos

To switch between Auto and Manual focus, press the C3 button and rotate the scroll wheel to toggle between the settings. During video mode, your only options are Manual Focus (MF) and Continuous Auto Focus (AF-C).

Press the C1 button to choose your white balance setting. Use either the scroll wheel or joystick to navigate through the settings and press the center button (of either the wheel or joystick) to select.

You can also change this setting by pressing the Fn (Function) button and navigating to White Balance.

1. Enter White Balance settings and scroll down to Custom Setup.

2. Place a white balance card or other white object in front of the camera. Press the selection button.

3. Choose one of the three custom white balance slots to register your custom setting.