"System unattended sleep timeout
" is how many minutes the system will wait idle after waking up in an unattended state before automatically going back to sleep or hibernation.
This tutorial will show you how to add or remove the "System unattended sleep timeout"
setting under Sleep
in the advanced power settings of all power plans for all users in Vista
, Windows 7
, and Windows 8
You must be logged in as an administrator
to be able to do this tutorial.