Suddenly encountered this problem again, last year had a same problem for a long time, search the Internet with it for a few days and made what Settings did not encounter this problem,,, estimated that after the update changed some hardware setup, or what?
Now this problem again,,,, have a problem before I update the graphics drivers, updated system patches, (2077) in order to play a met this problem, can't play games, play what game are the basic play computer black screen automatically as the period of time, no signal display shows HDMI, lights were unable to make the keyboard switch, freezing condition, can only be forced to press switch machine,

Open master lu also didn't see the high temperature alarm, high graphics like 40 to 60 degrees, when run points also normal, run a 80 w,,,

Lenovo desktop computers, video card is ti 1660 GTX, into the PE system reshipment system, is still the same problem. In the process of heavy heat is also unable to restart, press power key switch several times to enter the new system,,,, can't enter the system click restart your computer, restart the computer would enter a state of blank screen can no longer continue to restart, hosting the light was still on display screen, press switch machine can only be forced to boot.

For help, what's the problem?