UE5 bug problem pls reply

so im new to unreal engine i finished downloading unreal engine from epic games then i launched it. but its saying GPU Crashed or D3D device removed i searched google and youtube how to fix it two of them in google and youtube says you need to go to registry editor then go to graphics drievr and add tdr tdrdelay somethin like that didnt work for me and other says vram thingy ok so one time the gpu problem didnt show it kinda work for the 1st time but ITS LAGGY, i tried ways to fix the lag but when i tried to fix the lag the gpu problem popped up again
pls answer this question or bug problem i want to learn and make a game and may i ask, do i need a graphics card for unreal engine u can ask whats about my PC ill send u about it pls reply :frowning_with_open_mouth: