1. Open the PS software first, and then click File-Open to select the picture to be colored. Then click Image-Adjust, and there are many commands to color.

2. If the click is too slow, you can use shortcut keys, and just remember a few commonly used color shortcut keys. Color scale: ctrl+l.

2, the color balance function is less, but the operation is intuitive and convenient. Color balance: ctrl+B.

3. If there are some magical effects, they can be achieved by adjusting hue and saturation. Hue/saturation: ctrl+u.

4. The dark tone, middle tone and highlight of the image can be expressed by this curve segment, and the contrast of all or individual channels can be adjusted, as well as the brightness and color of any part. Curve ctrl+m.