Disable the mobile system of Vista system

        Vista's Windows Mobile Center is also a very considerate tool that includes several of the most popular mobile PC settings: brightness, volume, battery status, wireless network, screen rotation, external display, sync center, presentation settings. If you don't like it or feel useless, you can turn it off by yourself. By the way: If your PC is not a laptop, you don't have this feature, and depending on the configuration, not all of the above features will be displayed.
Locate the branch in the registry: HKEY_CURRENT_USERSoftwaremicrosoftWindows
CurrentVersionPolicIEsMobilityCenter

Create a new 32-bit DWord value and name it NoMobilityCenter, and finally set its value to 1 (above) .