Use Windows 8 PC Settings Panel
How to configure Windows via the PC Settings Panel
Here's how to use the Settings menu in Metro to configure Windows 8. Note that the Settings panel is different than the regular Windows control panel.
1. Go to the Charms Bar's Settings option.
2. Go to the More PC Settings link.
3. Here's some of what you can change in the PC Settings Panel:
Lock screen background
Names of attached devices
For more, see the original article at the link below.
Windows 8 Tips and Tricks | Gizmodo