You might try disabling these iPhone settings if auto-brightness annoys you more than it helps.
Do you find the automatic brightness and darkening of your iPhone screen annoying? To assist prevent eyestrain and make your screen a little easier to read, your phone can detect how much light is in your surroundings and change the brightness of the display. However, auto-brightness isn’t always a good feature.
The issue can be that, even while you’re in the sun, your display automatically dims down. Your phone may be misled into automatically darkening your screen if you’re partially in the shadow, even if it doesn’t have to. It may get challenging to see what’s on your screen as a result. Because of auto-brightness, if you manually raise the brightness, it will just drop again. Although turning off the required settings isn’t always the easiest approach to resolve this problem, it’s an excellent place to start.
To assist stop your iPhone from dimming itself, we’ll show you two options you need to turn off. Note that even if you disable those two options, your iPhone may still automatically alter its brightness.
You should also read everything we know about the iPhone 15 and the essential information regarding the iOS 17 Beta while you’re here.
Table of Contents
Turn off auto-brightness first.
Yes, this may sound a little self-evident, but the first thing you need do is check your settings to make sure automatic brightness is turned off. The function is quite self-explanatory: it automatically modifies your brightness based on ambient light. You must turn off this function if you wish to stop your display from constantly attempting to adapt.
Toggle off Auto-Brightness at the bottom of the page by selecting Accessibility > Display & Text Size in the Settings app. Since auto-brightness is hidden in Accessibility, it’s typical for it to be activated without your knowledge. You would imagine that this setting would be found in Display & Brightness. You must turn off another setting if your brightness keeps changing on its own.
Additionally, you must disable True Tone.
The True Tone function on iPhone SE (2nd gen) and subsequent models detects the brightness and color temperature of your surroundings and modifies the display to fit. When you need it, True Tone is helpful since it’s gentler on the eyes, which is important if you read on your phone all the time. It also helps display more realistic colors in different lighting conditions.
Once more, you must disable the function if you don’t want it, don’t use it, or are just upset that your brightness keeps changing on its own. Toggle off True Tone under the Brightness heading under Display & Brightness in Settings. Turning off True Tone should stop your iPhone from automatically altering your brightness, provided that auto-brightness is likewise turned off.
Keep your iPhone from overheating.
One of the ways your iPhone protects its internal components is by automatically lowering the screen’s brightness. Your iPhone will automatically alter the display intensity if it is overheating, even if you have both auto-brightness and True Tone turned off.
Apple advises using your iPhone at temperatures between 32 and 95 degrees Fahrenheit (zero to 35 degrees Celsius) and storing it in temperatures between 4 and 113 degrees Fahrenheit (minus 20 to 45 degrees Celsius) to help avoid this. On hot days, there’s a significant risk that your iPhone will overheat and cause your display to dim if you leave it in your car, on the pavement, or even if you try to use it near the beach or pool.
It’s not only sunny days that induce overheating. Your iPhone may also overheat due to a malfunctioning battery: To determine whether your battery needs to be changed, navigate to Settings > Battery > Battery Health. Software bugs might be another factor: To address any software flaws and issues, make sure you are always using the most recent version by going to Settings > General > Software Update.