HomeGroup It's one of FEATURES the new microsoft operating system, Windows 7, which can be accessed in Windows Explorer, in the navigation panel on the left side.

This allows share-urirea files and terminals (printer, scanner, etc.) in small networks, consisting of 2-3 computers, such as home network or office network. However, if you have a single PC or do not use this new feature, You can disable Homegroup, in this way, "saving" some resources used by two processes that it runs in the background: HomeGroup Listener and HomeGroup Provider.
To disable Homegroup in Windows 7 you have to follow a few simple steps:
- open Computer And click-right on Homegroup, then select Change HomeGroup Settings from the displayed menu
- In the open window click on Leave the homegroup…

- In the confirmation dialog, click again on Leave the homegroup.

- Close Windows Explorer and open Services (taste services.msc in Run)
- Look for processes HomeGroup Listener and HomeGroup Provider, give double-click on each of them and change Startup Type in Disable. This will permanently disable Homegroup

Apply, then close services.

That’s all! ;)