Intel UHD 630 frame-buffer patching problem(no graphics acceleration )

My system is pretty laggy imo and I've finally got what's happened according Opencore Dortania guide.

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https://preview.redd.it/8o71mcdjkmm51.png?width=912&format=png&auto=webp&s=46555017e5d5ac36a66a329fca00397c1af076f2

And down below is what I have in my system,

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https://preview.redd.it/iojifj0qkmm51.jpg?width=3840&format=pjpg&auto=webp&s=9ea222812b6cc54441d79963dffeac1003c66443

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https://preview.redd.it/a6yik1arkmm51.jpg?width=3840&format=pjpg&auto=webp&s=501590b3793de6162f5d55f85fef7fb6d4e763fa

Thus, can someone help me on that? Appreciated.

my spec is CPU : i7 9750H,

IGPU : UHD 630,

DGPU : GTX 2070 (disabled),

RAM : 16 Gb

SSD : HP 512 GB