showing grids while minimizing

Hi guys I just installed parrot OS when I minimizing terminal browser or anything I see black grids like here in pic. What can I do to fix that? Thanks.

Hi, it looks like your system has a hard time rendering the window size changings and movement. What laptop model do you have ? And have you properly installed the drivers ? Is it the first linux distribution you install on it ? Have ever experienced this issue before ?

Hey I got Acer A515 i7-8550U. How I can install drivers? I tried to install GPU drivers from this link
but without success I got some error at the end. Can you help me please install drivers?

Thanks a lot.

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