You have more people using one computer and you don't want them to be able to shut it down using a shutdown button on Windows logon screen, this is how you remove it.
If you were wondering where in Gmail can you actually see all the contacts you have stored with the help of your Android phone or any other way, this is how you get to see them.
Neat little trick to force the preview images of running programs in Windows 7 taskbar or a so called Aero Peek, to show instantly with no delay at all.
After a certain Windows 8.1 update, icons and text disappear from Outlook and Lync 2013 tiles. All you can see are two blank blue tiles. Let me show you how to bring back icons and text.