If you have a fileThen you know that the screen brightness will automatically adjust from time to time, depending on the amount of light in your environment. It’s a useful feature that should prevent eye strain and make your screen easier to see, but that’s not always the case.
The problem may be that your screen automatically dims even when you are outside in the sun, because you are in partial shade, and this can make it difficult to see what is on your screen. If you increase the brightness manually, it will go down again due to auto brightness. Unfortunately, fixing this problem isn’t always as easy as toggling this setting — though that’s a good start.
In this guide, we’ll show you two settings that you need to disable to help prevent your iPhone from automatically dimming. And how your iPhone can adjust its brightness, even when those two settings are disabled, if you’re not careful.
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First, disable auto-brightness
Yes, this may sound a bit obvious, but the first thing you’ll want to do is make sure that auto-brightness is disabled in your settings. This feature is self-explanatory – it automatically adjusts your brightness depending on the light in your environment. But if you want to prevent your screen from always trying to adjust, you must disable this feature.
In the Settings app, go to Accessibility > Width and text size and switch auto brightness at the bottom of the page. You might think this setting would be in screen brightnessso it’s not uncommon for auto-brightness to be enabled without you really knowing, since it’s tucked away in Accessibility.
If your brightness still adjusts automatically, there is another setting you need to disable.
You also need to turn off True Tone
If you have an iPhone SE (2nd generation) and later, True Tone has the ability to measure the color temperature and brightness of your environment and then adjust the display to match. True Tone is useful – not only does it help show more accurate colors across different lighting situations, it’s also easier on the eyes, which is what you need if you’re constantly reading on your phone.
Again, if you don’t care about this feature, don’t use it or are simply annoyed that brightness keeps adjusting automatically, you need to disable it. in settingsgo to the screen brightness and switch true tone Under brightness head. As long as Auto-Brightness is also disabled, turning off True Tone should prevent your iPhone from automatically adjusting the brightness.
There is one exception though.
Don’t let your iPhone overheat
Your iPhone has several ways to protect its internal components, and that includes automatically dimming the screen. Even if you have both auto brightness and True Tone turned off, if you have itThe display intensity will be set automatically.
According to Apple, to help prevent this from happening, you should use your iPhone in temperatures between 32 to 95 degrees Fahrenheit (zero and 35 degrees Celsius) and store it between 4 and 113 degrees Fahrenheit (between minus 20 and 45 Celsius). c). If you leave your iPhone in your car or on the sidewalk on a hot day, there’s a good chance it will overheat, which will automatically dim the screen.
However, overheating is not caused only by a sunny day. A faulty battery may be causing your iPhone to overheat: go to settings > battery > Battery health and charging And check if your battery needs to be replaced. Another reason could be buggy programs: go to settings > Public > system update And make sure to always have the latest update to deal with any bugs and software issues.