Screen Blink Black for a Second when plugged and unpluged charger

[AngelicaDeviana]

Hi.. I got a new laptop, but I just found out that my laptop always turn black for second and on again everytime I plug and unplug charger.I find that I have to set refresh rate, cuz when on charging it's 144 Hz, and when on battery it's 60Hz. I changed it 144Hz to 60Hz, and when I unplugged it's not blink off. But when I plugged it AGAIN, it's blinked off and when I unplugged it's back to blinked off.Please help me, it's my third day using new laptop

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