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Andreas00

macrumors member
Original poster
Jun 30, 2015
35
19
I just realized when im in certain apps. Google maps or phoenix 2 for example, the phone seems to be running in a low power mode when using a low brightness setting on the phone. Try being in google maps with a high brightness settings and moving around. Everythings smooth. Now try turning down your brightness level and you’ll see stuttering.
 
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I’m seeing that on my XS on most apps when the brightness is full low. Also get a red/green ghosting.
 
Hi! Finally, this is the second thread of this issue. This bug started with iPhone X on iOS 11.0. I first had it with Clash Royale, it was stuttering with zero brightness, Google Maps does the same. Interesting fact: If you start screen recording, the stuttering will stop and it ll be smooth again. On my XS Max, its the same. It is an iOS bug, you are not alone. I also did a clean reinstall, but it is still the same.

Those who dont experience it, close the affected app like Google maps, set brightness to high, open GMaps but dont do anything, set brightness to zero, and do circles in the map - 25fps.
 
When I swipe up or down and the brightness full down, text and pictures with leave a red or green ghost image for a sec at times.
 
My Xs Max is smooth as glass when using it with screen brightness all the way down in a dark room. No ghosting, no stuttering, nothing odd at all.
 
I got in contact with the apple support they wanted me to provide them with a sysdiagnose. Will update when i get another response
Oh yeah, they asked it from me multiple times, but no fix yet :( Hopefully this time they will.
 
I’m seeing that on my XS on most apps when the brightness is full low. Also get a red/green ghosting.

The green ghosting is a characteristic of OLED. You can find similar threads from last year when the X was launched.
 
The green ghosting is a characteristic of OLED. You can find similar threads from last year when the X was launched.
Ghosting is, but the low-brightness lag when using specific app isnt. Especially if its gone by starting screen recording.
 
No stuttering for me.
How did you try? Also, reboot your phone, then open Maps with normal brightness, set it to the lowest, wait few secs then do circles in the map - > stutter.

This issue is nasty because not everyone can do it or can notice it.
 
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