Screen flickers for a millisecond in pitch black when I try to resize a window (or a Youtube video)

[Antonio Moreno Fuentes]

Hello, since a month ago or so my PC's screen flickers in black for a millisecond when trying to resize a window, I can drag it and watch it without problems but the moment I, for example, drag the window and return it to the bar or try to maximize it, the flickers occur.It happens also in youtube when min or maximizing the video, and in others browsers too. My drivers are all updated so I don't know what the problem could be.

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