Hello there,
① Please repeatedly press delete key as soon as you turn on the PC, go to BIOS. Please send us a picture of the Main page, we will check if you need to update the BIOS.
②Please adjust the VRAM in the BIOS, sometimes changing the VRAM can also help.
③Overheating. If your PC is overheating, please check if the fan spins. You can also turn off the turbo boost. Adjust power settings: Adjust the power settings on your PC to optimize performance and reduce heat generation. Lowering the maximum processor state or using power-saving modes can help.Go to control panel —power option—change to High performance— change plan setting—advanced setting —processor power management— change both 100% to 99% , click save.
④Remove the fan, clean it and apply a very small amount of nonconducting lubricant to the shaft
and reassemble the unit