How to set the parameters for night scene portrait shooting? How to take photos with lights on?

Parameter setting method for night scene portrait shooting and lighting shooting:

1. Adjust the camera to AV mode, that is, aperture priority mode

2. Then set Maximum aperture, adjust the aperture to F3.5, adjust the ISO to 400

3. Use AV mode to take a photo of the night scene, and record the three parameters of aperture, shutter and sensitivity

4. Then adjust the camera to M mode, set the shutter to 1/5, adjust the aperture to F3.5, and adjust ISO400

5. Finally, set the focus to single-point focus and focus Just half-press the shutter button on the person's face to focus and take pictures. The parameters for night scene portrait shooting and lighting are completed