Huawei MATE 20 RS User Manual page 40

The figures are for reference only.
1
Open Camera or go to Camera > More (depending on your device model), and select Pro
mode.
2
From there, you can:
Adjust the metring mode: Touch M and select a metring mode.
•
Metring mode Overview
Matrix
Centre
Measures light across the entire frame; ideal for shooting natural
landscapes.
Focuses on light near the centre of the screen; ideal for shooting
portraits.
Camera and Gallery
37