How to solve the problem that some interface screens of Huawei mate9 upgrade Android 8.0 become dark and bright?

Scene 1: When you open and exit the application, the screen brightness will automatically dim.

For some application scenarios, it is normal that the mobile phone will automatically adjust the brightness of the screen display, bringing a better comprehensive experience of display and power consumption.

Even if brightness level is turned off, the brightness will be automatically adjusted when you open applications such as WeChat, browser, address book and SMS.

Scenario 2: When the application is running, the screen brightness will automatically dim.

In the application operation, if the temperature of the mobile phone is too high, it is normal to cool it by reducing the brightness and other strategies. This measure is to avoid the discomfort caused by the high temperature of mobile phones to users. When the temperature drops, it will return to normal screen brightness.

If the intensity of ambient light or lighting angle changes greatly when using the application, the screen brightness will also be adjusted automatically.