Windows 7: Create a Homegroup & Join a New Computer To It
 

One of the cool new features in Windows 7 is the Homegroup feature that allows easy sharing of files between machines. Today we take a look at how to add a new Windows 7 machine to an existing Homegroup.

In this example we’ll assume you have a desktop and a laptop both running Windows 7 and a Homegroup wasn’t created during installation. We’ll create the Homegroup on the desktop computer, then join the laptop to it.

http://www.howtogeek.com/howto/9524/...omputer-to-it/