Lenovo ThinkPad E450 User Manual page 32

• For Windows 7: Open the Start menu, then click Shut down.
• For Windows 8.1: Do one of the following:
– Go to the Start screen by pressing the Windows key, click the power icon in the top-right corner
of the screen, then click Shut down.
– Move your pointer to the top-right or bottom-right corner of the screen to display the charms. Then
click Settings ➙ Power ➙ Shut down.
• For Windows 10: Open the Start menu, click
Note: You also can open the Settings charm by pressing the settings key
How do I access Control Panel?
• For Windows 7: Open the Start menu, then click Control Panel.
• For Windows 8.1: Press the Windows key to open the Start screen, click the arrow icon
the Apps screen, and then click Control Panel.
• For Windows 10: Right-click the Start button, then click Control Panel.
How do I use battery power more effectively when I am on the go?
• To conserve power, or to suspend operation without exiting programs or saving files, see "Power-saving
modes" on page 29.
• To achieve the best balance between performance and power saving, create and apply power plans.
See "Managing the battery power" on page 29
• If your computer will be turned off for an extended period of time, you can prevent battery power
from draining by removing the battery. Look for more information about using the battery in "Power
management" on page 27.
How do I securely dispose of data stored on the hard disk drive, hybrid drive, or solid-state drive?
• Study Chapter 5 "Security" on page 49 section to find out how you can protect your computer from
theft and unauthorized use.
• Use the Password Manager program to protect the data stored on your computer. For details, see the
help information system of the program.
• Before you dispose of the data on the hard disk drive, hybrid drive, or solid-state drive, be sure to read
"Notice on deleting data from your hard disk drive, hybrid drive, or solid-state drive" on page 57.
How do I give presentations or attach an external display?
• Ensure that you follow the procedure for "Using an external display" on page 34.
• With the Extend desktop function, you can display output on both the computer display and an external
monitor.
How do I attach or replace a device?
• See Chapter 10 "Replacing devices" on page 107 for more information about replacing the devices of
your computer.
I have been using the computer for some time already, and it is getting slower. What should I do?
• Follow the "General tips for preventing problems" on page 73.
• Diagnose problems yourself by using the preinstalled diagnostic software.
• Check for recovery solutions in Chapter 9 "Recovery overview" on page 97.
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User Guide
Power, and then click Shut down.
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to open