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iPhone brightness: How to adjust the brightness of iPhone screen?Hearthstone arenaThe screen brightness of iPhone is a very common problem. According to the usage environment and personal preferences, the requirements for screen brightness also vary. Excessive brightness will cause fatigue and injury to the user's eyes, and too low brightness will affect the use effect. Therefore, every iOS user needs to know how to properly adjust the brightness of the iPhone screen. 1. Manually adjust the screen brightness. Manually adjusting the screen brightness of the iPhone is the easiest way. At the bottom of the screen, there is a shortcut menu of the control center. Find the brightness control option inside and drag the slider to adjust the brightness size you want. In addition, it can also be adjusted in the settings menu. At the same time, after the iOS 11 version, Apple has added the "True Tone" function, which can automatically adjust the brightness and color temperature of the screen according to the light conditions of the surrounding environment, making it more intelligent and comfortable.If you want the system to automatically adjust the screen brightness, you can go to Settings -> Display and Brightness -> True Tone to turn on this function. Two. In addition to manual adjustment, it is also very important to let the iPhone automatically adjust the screen brightness. Keeping the screen at the most appropriate brightness can protect the eyes and help extend the battery life. In the settings menu, you can go to -> Display and Brightness -> Automatic Brightness Adjustment to enable this function. The automatic brightness adjustment function mainly adjusts the brightness of the screen according to the brightness and darkness of the ambient light. In a darker lighting environment, the screen will automatically dim, which not only helps to protect the eyes, but also extends the service life of the battery and reduces the number of frequent charges. It is recommended that every iOS user enable this function.3. Using the "Night Shift" function in iOS 9.3 and later versions, Apple has added the "Night Shift" function, which allows users to minimize the blue light on the screen when using the iPhone at night, thus reducing the stimulation of the eyes and reducing insomnia. Dangerous. In the settings menu, you can go to -> Display and Brightness -> Night Shift to turn on this function. This function can automatically adjust the color temperature and brightness of the screen according to the local time and sunrise and sunset time, making users more comfortable when using mobile phones at night. It is recommended that users can enable this function at night. In summary, adjusting the brightness of the iPhone screen is an important means to protect eye health and extend battery life. For iOS users, it is necessary to master the adjustment method quickly and correctly.Manual adjustment, enabling automatic brightness adjustment and Night Shift function are all good adjustment methods, but they should be used as a compromise between personal preferences and needs. The most important thing is to pay attention to protect your eyesight and health.

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