Many small partners in watching videos or playing games, sometimes will find that the iPhone screen suddenly darkened, and then how to adjust is useless, what is going on?
Below, I will summarize the reasons why the iPhone screen suddenly darkens and how to fix it. Interested partners quickly follow the small editor to take a look at it!
1. Automatic brightness adjustment
Fruit fans should know that there is an "auto brightness adjustment" function in the iPhone, and the device will adjust the screen brightness according to the surrounding light conditions after turning on.
In places with darker light, the sensor lowers the brightness of the screen, and in brighter places, it turns up the brightness of the screen.
Typically, the auto-brightness adjustment feature is turned on. If you're not used to this feature, you can turn it off and set the screen brightness manually.
In iPhone's settings - Accessibility - Display with text size, find the "Auto Brightness Adjustment" option and set it to Off.
2. Night mode
When the iPhone's night mode is turned on, the brightness of the display will be darker than usual. Some users may inadvertently set the night mode when setting various options for the phone.
When the phone automatically switches to night mode, the screen suddenly dims. In this case, just go to the iPhone's settings - Display & Brightness, turn off the "Night Shift" option.
3. True color display
In the iPhone 8 and later models of mobile phones, Apple added the "original color display" function. This feature is to use advanced multi-channel sensors to adjust the color and brightness of the display to adapt to the environment and make the image display on the phone more natural.
This feature automatically adjusts the cooling and warming effect of the screen display based on the ambient light around it. If you are not used to it, you can turn it off by going to Settings - Display & Brightness - True Color Display.
4. Amplifier
There is a very practical feature on the iPhone - the amplifier, which can use the camera on the iPhone to quickly zoom in on things.
If you find that the screen display is dim and light when using this feature, you can turn off the feature in the iPhone's settings - Accessibility - Amplifier.
5. Dark mode
In iOS 13 and the update system, Apple has introduced a dark mode, and users can choose to turn on the feature at a specific time period.
When turned on, you may feel the home screen and wallpaper darken. If you are not used to this mode, you can enter Settings - Display & Brightness in Custom Dark Mode On Time.
6. Whether the iPhone is too low on battery
The iPhone's battery level will enter low battery protection mode when it is less than 20%, which reduces the power consumption.
However, when low-power mode is turned on, some visuals will be weakened or disabled, which may make the user feel that the screen is dimmed.
At this point, you just need to connect your iPhone to the charger and when the battery is full, the phone can return to its normal brightness.
7. Whether the iPhone temperature is too high
iPhone long-term use, especially watching videos or playing games, the mobile phone battery will heat up severely. If the battery temperature exceeds 40 degrees, the phone display may darken or even black screen.
In this case, it is recommended to pause the use of the phone and wait for the battery temperature of the phone to drop before continuing to use it.