Resposta para "Why is my laptop shutting down when it overheats?"there can many reason of this issue but mostly it happens because of slow computer freezing or dust inside the computer . use a air blower and clean the computer while its turn off and remove some of programs which is using lot of your processors power and memory . try updating the computer it also helped many people in this problem . try cleaning some software and clean computer use this post 10 ways to make your computer faster and see if this also helps you .
Resposta para "No Signal Error from HDMI connections"only thing i can think of is restart and unplug for 10 min . because this can be easy fix with right steps follow all the steps mention in this article Fix-Laptop is not connecting with TV using HDMI Port and i hope this will get you the help and fix the issue .