And feature of the operating system Windows Vista, is the sidebar. On Windows Vista Sidebar, you have the opportunity to place different gadget(Speed Test CPU, RAM, Internet, Twitter Explorer, Google Gadget, Audio Player, etc.), to access or view certain applications faster. 
Many users of Windows Vista and Windows 7, are not reconciled with this sidebar, who are automatically launched when starting the PC and occupies a large space of Desktop. A simple closing with click-right & Exit, do not solve the disappearance of the sidebar, except until restarting system.
How we disable Windows Vista / Windows 7 Sidebar.
1. Click-right on the icon of the sidebar, from the right-handed corner (SYS Tray)-> Properties.

2. In the menu that opens, disperse the box next “Start Sidebar when Windows starts“.

When restarting the PC, this sidebar will no longer be launched.
We believe that Windows Sidebar is the most useless application introduced by Microsoft on the Windows Vista operating system.
Whoever wants to keep this sidebar on the system, can download gadgets from Microsoft's official website – Download Gadgets – Windows Vista Sidebar.
 
			