Huawei P9 Plus User Manual page 94

Pro camera settings
When you switch to Pro camera mode, you can adjust a whole range of camera settings in the
viewfinder to produce professional-looking shots. For example, you can adjust the ISO, exposure
compensation, white balance, focus mode, shutter speed, and more.
Low
Touch this icon to restore the default exposure settings. This icon will only appear
exposure
when the exposure is too low.
icon
Underexposure warning
Manual settings
Camera and Gallery
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