Why Does The Brightness on My iPhone Change By Itself 2022- iOS 15

Last Updated on Jan 7, 2022

If your iPhone screen keeps dimming with auto-brightness off 2022, you’ve landed in right place. Many iPhone users have reported the iPhone screen dims while watching videos or randomly, which is highly unacceptable. While during a bright environment the iPhone screen dims and in dark light, the iPhone automatically increases the brightness, it happens due to various reasons. It can be an over-heating problem, hardware fault, software glitch, or anything that we don’t know.

we are happy to help you, submit this Form, if your solution is not covered in this article.

Amongst all these reasons, we can only troubleshoot the overheating and software bugs, if the iPhone is having a hardware issue or the display is cracked, take it to the Apple Genius Bar, or else, try the below solutions to fix iPhone brightness keeps changing in iOS while playing games, for example, PUBG, as well as screen dims when watching videos on Netflix, etc.

How Do I Stop My iPhone Screen from Dimming?

Quick Check

Is your iPhone overheating? If yes, then let it cool down and use it afterward. The excessive heat could unbalance the system and this type of issue could happen. Make sure to cool down the iPhone if it is overheating and try to avoid the continuous usage of the iPhone.

Disable Auto-Brightness if phone brightness keeps changing

If your iPhone keeps dimming with Auto-Brightness Off, then you need to re-ensure whether the auto-brightness is really disabled or someone has enabled it unknowingly. Even if the auto-brightness is turned off then enable and disable it.

  1. Navigate to the Settings app on iPhone.
  2. Find and tap on Accessibility.
    accessibility-settings-on-iphone
  3. Swipe down to Display & Text Size.
  4. In the end, make sure the Auto-Brightness is turned off.
    turn-on-auto-brightness-for-your-iphone-display

Once you turn off the Auto-Brightness on iPhone, jump to the next solution.

Reduce White Point on your mobile

Give it a try. This feature reduces the light intensity of the iPhone, meaning it could stabilize the screen of the iPhone.

iOS 13 & Later:-

  1. Open the Settings app.
  2. Scroll & Tap on Accessibility.
    accessibility-settings-on-iphone
  3. Next, Tap on Display & Text Size.
    turn-on-reduce-white-point-to-25-on-iphone
  4. Scroll to Reduce White Point is turned on, then drag the slider to 25%.

in Old iOS:- iOS 12 & Earlier

  1. Open the Settings app.
  2. Tap General.
  3. Select Accessibility.
  4. Tap Display Accommodations.
  5. If Reduce White Point is turned on, then drag the slider to 25%.

than after un-check the display and the text size and check now. I hope this may help you.

Change the Brightness from Settings App

Try manually adjusting the brightness from the settings app, check the below stepwise guide and learn how to do it.

  1. Quickly Increase your iPhone’s screen Brightness from the iPhone control center, During Photo Shooting, Watching Video, or Browsing internet in Sunlight.

Or

  1. Go to the Settings app.
  2. Scroll down and tap on Display & Brightness.
  3. Look for the Brightness slider under the Brightness section, adjust the brightness by dragging the slider.

Update iOS Version to stop your iPhone screen from dimming

If the iPhone hasn’t accidentally dropped and you are pretty sure it’s a software bug, then updating the iOS to the latest version might help. A new software version could fix a lot of minor bugs, including this. Connect the iPhone to the Wi-Fi, and make sure the charger is connected or at least have 50% battery and check for updates.

  1. Open the Settings app.
  2. Tap on General.
  3. Click on Software Update.
  4. If there is any pending update available, download and install it.

Force Restart iPhone

iPhone screen dims when playing games or iPhone screen dims when watching Netflix in such a situation, force rebooting the iPhone would help.

For iPhone 8 or Later,

  • Press and quickly release the Volume Up button.
  • Press and quickly release the Volume Down button.
  • Press and hold the Side button until the Apple logo displays.

For iPhone 7 and 7 Plus,

  • Press and hold the Power button and Volume Down button at the same time until the Apple logo shows up.

For iPhone 6S, 6S Plus, or Earlier,

  • Press and hold the Home button and Sleep/Wake button until the Apple logo appears on the screen.

Get More: How to Adjust Your Mac’s Screen Brightness Manually

Disable Night Shift

Sometimes the Night Shift activates the iPhone random screen dimming out of nowhere. Go check the Night Shift settings and if you’re using it, try disabling it for once.

  1. Go to the Settings app.
  2. Then, tap on Display & Brightness.
  3. Select Night Shift.
  4. Turn Off the Night Shift.

Reset All Settings

Reset All Settings is one solution to fix and get the answer of why does my iPhone screen keep dimming with auto-brightness off or how do I stop my phone from auto-dimming. Though it will reset all the settings to default, however, personal data won’t be deleted.

Steps to Reset Network Settings in iOS 15 and Later Version:-

  1. Step #1: Open up “Settings”.
  2. Step #2: Open “General” and then tap “Transfer or Reset iPhone”.
  3. Step #3: Lastly, tap “Reset” > “Reset Network Settings
    reset-network-settings
  4. Enter your iPhone Lock passcode and Try afrer Reboot once.

Steps to Reset Network Settings in iOS 14 & Earlier Version:-

  1. Go to the Settings app.
  2. Tap on General.
  3. Scroll down and tap Reset.
  4. Hit Reset All Settings.
  5. You will be asked to enter the iPhone passcode, enter it and complete the reset process.

Erase All Content & Settings

Last but not the least, all you can do is restore iPhone to factory settings, which will delete all the personal data, settings, and everything that exists on your device. Therefore, back up the iPhone and later follow the steps below.

iOS 15 or Later

  1. Open the Settings app.
  2. Hit General option.
  3. Select Trasnfer Or Reset iPhone.
  4. Tap Erase All Content & Settings.
  5. Enter iPhone passcode and restore iPhone.

iOS 14 & Earlier

  1. Open the Settings app.
  2. Hit General option.
  3. Select Reset.
  4. Tap Erase All Content & Settings.
  5. Enter iPhone passcode and restore iPhone.

Still not resolve your issue then take the Apple genius bar appointment.

You guys, let me know in the comment what solution found you helpful. Even you can also share tricks that are not covered in this post and your iPhone screen dims issue resolved.

Our team will appreciate your important feedback. Thanks so much.

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