why my computer turn off itself in any time

[ganeshgiri]

my computer turn off it self so what is the problem.

my IE is not working. when i click on IE it open but dose not run

when i install anti virus it says because of security u cant install so please suggest me

thanks

 

[TFT]

me suggest you too late installing anti virus, should have installed long long time ago.
Seems you have infection of virus or malware, go here and read instructions then post logs