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I usually deal with Windows laptops and I have newer seen a faulty screen that would scramble video intermittently, its either lines on the screen, or any other damage that is constantly there.
To me it looks like the LCD matrix itself is fine but something with data lines or v-Sync, either on...
I thought about that but unfortunately I don't have a compatible lcd to test with at the moment.
It does seem like a display problem, although the distortion is intermittent each second, so the lcd matrix should be fine?
A new LCD is super expensive like 70% of laptop Price,
Is there anything...
Macbook pro 15 2015 (IG) a1398 video glitches all the time each second.
The video is fine on external monitor, resting NVRAM & PRAM does not help.
Problem is there when booting to safe mode or linux from USB drive. Other then the screen scrambling issue it works fine.
See video to see the...