1.
Click Start, and then click Turn off computer.
2.
Press and hold the Shift key. The label under the first button on the left changes from Stand By to Hibernate.
3.
Click the Hibernate button.
To enable hibernation support on your computer:
You must be logged on as an administrator or a member of the Administrators or Power Users group. If your computer is connected to a network, network policy settings may prevent this procedure.
1.
Click Start, click Control Panel, click Performance and Maintenance, and then click Power Options.
2.
Click the Hibernate tab, and then select the Enable hibernate support check box. If the Hibernate tab is not available, your hardware does not support this feature.
3.
Click OK to close the Power Options dialog box.