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 Feb 2, 2026 2:13 AM

I’ve just fixed mine after months of it driving me nuts. I’ve updated my bug report with Apple to include what fixed it for me.

I turned off Raise to Wake (in Display and Brightness) which removed the problem but it would return as soon as I switched that setting back on. Over the weekend I left Raise to Wake off for over 24 hours and when I turned back on the problem did not return.

I’m not sure why having Raise to Wake turned off for so long made the fix permanent, the only thing I can think of running overnight are iCloud backups (so that’s odd).

But its finally fixed for me now, and I notice when the screen wakes the brightness is animated in that it fades up from black now, before this it used to just jump up

165 replies

iPhone 15 Pro screen brightness issue after iOS 26 update

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