![]() For previous you will have to go to the Mac App Store and go to the updates tab. You can do it from System Preferences> Software Update if you are already on a version that is Mojave or later. Update macOS to the latest version available.In any case, at this point you don’t lose anything by trying the following: While a factory fault can be reported in this way, it is often more rare and no batch of Apple computers are remembered with this fault.Īt some point in the above we can blame the software for the failure, although in the vast majority it is the hardware of the screen itself or the motherboard of the device. Colored streaks anywhere or all over the screen, which is an obvious problem after the MacBook has been hit or dropped.In some MacBook Pro 2015 this problem was reported and Apple changes the screens totally free with a repair program that it opened at the time. Black spots, which, unlike the previous point, appear scattered throughout the screen and could be related to a factory defect.Black lines on a part of the screen, which could be caused by a hit that caused the pixels in a part to be melted from a hit received.Although it may seem strange, it could be due to a software glitch. Blurred screen, either in a certain part or completely.
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