Windows restarts by itself
Windows 8 printer issues
Metro apps freeze
Blue screen of death
Start menu is not in place
If windows 8 is shutting down by itself, then don’t worry, its not about hardware, but it’s a windows issue. So for resolving this issue you may contact to expert technicians .
Follow these steps:
Go to start menu and type power
Click settings > this will lead you to power options window.
Scroll down to option “turn on fast startup”
Uncheck the option & click save button.