How to set the contrast color effect and bring up the contrast color when taking photos with OPPO mobile phone?

Take OPPO R9S mobile phone as an example, the setting method is as follows:

First, click "Camera" on the phone desktop.

Secondly, click on the symbol in the red box in the upper right corner of the page below.

Third, select the "Professional Mode" option after entering.

4. After entering the professional mode interface, adjust the exposure to 200.

5. Adjust the exposure compensation to 2.

Sixth, finally turn on the incandescent lamp in the white balance.