Restart Windows Vista
You need to reset, or restart, Windows in two instances: whenever Windows tells you to restart after you install something new or make some change, or whenever Windows fails to cooperate. A restart clears the computer’s head and things return to normal.
To restart Windows, choose the Restart command from the Shutdown menu, as shown in the following figure. Windows shuts itself down — almost as though it were turning the computer off. But, just at the moment the system would have turned off, it starts back up again — a restart. The following items are typical of a restart:
If any files are unsaved, you’re asked to save them before shutting down.
Windows may initiate a restart on its own; or, when upgrading, you may have to click a button in a window to restart the computer.Choose Restart from the Shutdown menu to restart your PC.