Medion Notebook gets darker places in the screen?

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1

I bought a Medion notebook this month and it has had a darker spot in the screen twice in the same area. After a restart, everything was fine again. What can this be and what can I do about it?

He

Well, from a distance it is always a little difficult to make a diagnosis, especially in a technical device… But it could also be due to the energy saving settings that the screen is darkened on certain backgrounds, that was at least once in my case. In the greatest need you could also ask the manufacturer