Windows Live Messenger (including Windows Live Messenger 2009-2011) is an instant messaging client application developed by Microsoft and formally known as Windows Manager in previous Windows operation system. Because it is a preinstalled component and also a part of Windows Essentials therefore make it hard to be removed from the computer by normal procedures. If you no longer need Windows Live Messenger, you can refer to the below instruction to uninstall Windows Live Messenger from your computer. Read more →