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TengHau

macrumors newbie
Original poster
Jul 17, 2017
6
0
Hi all,

I have been experiencing unusual flickered screen recently. The whole screen just flickered, sometimes it turns purple, sometimes yellow and sometimes blue. I am not sure what's the problem.

Has anyone face the same issue before? I am not even sure if it is a software issue or the hardware issue. You can see the attached images below on how it looks like.

It flickered whenever I surf the web and using other apps but on youtube when I am watching videos on full screen, it turns out to be okay.
 

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The screen distortions have some similarities to GPU failures observed on other models. Have you already tried the SMC and PRAM reset, and/or a fresh install?
 
I have similar artifacts and complete freezes when watching certain streams on Twitch TV in Safari, High Sierra in full screen mode. But it doesn't seem to happen all the time, but does happen frequently when switching to Full screen video. See video:

Video's description:
"mbp 13 2015 shows screen artifacts and completely freezes when watching certain (?) Twitch TV streams in full screen mode in Safari in High Sierra (all versions incl. 10.13.2).

On Sierra, in these cases, it would skip frames, stutter, the screen would flash, but the laptop would never freeze or show such artifacts.

Doesn't happen all the time. Didn't notice any other GPU-related issues (tested Overwatch in Windows). No such issues in Chrome."

Already tried formatting with clean install, resetting pram and smc.
 
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