17 R4, 7700 HQ 1070 overheating issue

Can anyone tell me how to solve this problem? It has drive me crazy！！！ Now I can never play games for more than 15 minutes. Video Stress Test fail because temperature is too high， system freezes

When the computer gets hot, it will  stuttering and freezing !!!! can you Imagine When you play the game, saw a person and you ready to kill him, suddenly the computer freezes~~~~~~~~that's me

clean the fan 

update bios 

enable cpu performance mod 

still not working!!!!!!!!!!!!!!!!!!