Updating the software installed on the computer
Most software, including the operating system, is updated frequently by the
manufacturer or provider. Important updates to the software included with
the computer may have been released since the computer left the factory.
Some updates may affect the way the computer responds to optional
software or external devices. Many updates provide security
enhancements.
Update the operating system and other software installed on the computer
as soon as the computer is connected to the Internet. To access links for
updating installed software, refer to Help and Support.
Turning off the computer
Whenever possible, turn off the computer by using the standard shutdown
procedure:
1. Save your work and close all open programs.
2. Shut down the computer through the operating system by clicking
Start, clicking the arrow next to the Lock button, and then clicking Shut
Down.
If you are unable to turn off the computer with these steps, try the following
emergency shutdown procedures, in the sequence provided, until
shutdown occurs:
CAUTION:
Emergency shutdown procedures result in the loss of unsaved
information.
●
Press ctrl+alt+delete. Then, in the lower-right corner of the screen,
click the Power button.
●
Press and hold the power button for at least 5 seconds.
●
Disconnect the computer from external power and remove the battery.
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