iPhone 15 Pro screen brightness issue after iOS 26 update

After ios 26 update when waking up the phone (iphone 15 pro), the screen brightness is very low. After unlocking the phone, screen remains dimm regardless of the light intensity. I have to lock and unlock phone again to make automatic brightness start working (and brighten the screen to level that allows me to use the phone). This doesn't happen every time but often enough to be annoying.


[Re-Titled by Moderator]

Original Title: IOS 26 brightness bug

iPhone 15 Pro

Posted on Sep 19, 2025 1:35 PM

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Question marked as Top-ranking reply

Posted on Nov 6, 2025 4:40 PM

So whoever mentioned to delete the widgets from the home lock screen, thank you. This eradicated the problem completely. I have not played with adding them back again to the lock screen because it was a pain fixing the issue. I’d rather forgo having them for now.

118 replies

Dec 3, 2025 4:27 AM in response to BaltazarGabka

Just an update. I didn’t do anything and accepted as my fate. But I must admit it’s happening less often. Don’t know why but it happens now on my iPhone 15 pro max once in a day after 2-3 days

I think it’s some sort of algorithm learning process from the phone hence Apple isn’t addressing it.

no matter what, it’s annoying. Apple needs to fix it.

iPhone 15 Pro screen brightness issue after iOS 26 update

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