1. First, open the picture that needs to be adjusted with PS software on the computer, as shown in the figure.
2. Then press Ctrl+J to copy the background layer, as shown in the figure.
3. Then in the drop-down menu of menu bar option "Image", execute the command "Adjust-Color Balance" in turn.
4. The "Color Balance" setting dialog box pops up. Adjust the slider as needed, and click OK when the adjustment is finished.
5. Finally, save the picture. After completing the above settings, you can adjust the color of the picture in PS.