In General, the MacBook 2017 15 Proshka.
vidyuhi Radeon Pro 555
at first problems was not, then began to appear frequently, and it is in the window with the photo in photoshop when I edit photos, but when it appears, if I press the brush on a photo, it may fade away and then a couple of clicks, your photos will appear different, sometimes everything is fine and they do not appear, but appear it on the area with photos.
Yeshe such artifact was seen 3 times on the screen, but they also went either by themselves or when you simply close and open the lid of the laptop.
called the tech support of Apple, said reset NVRAM. dropped did not help. they have no such problem has never been with these models. who can what prompt?