User Manual

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 27.

• To achieve the best balance between performance and power saving, create and apply an appropriate

power plan. See “Managing the battery power” on page 27.

• If your computer will be turned off for an extended period of time, you can prevent battery power from

draining by removing the battery.

How do I securely dispose of data stored on the internal storage drive?

• Study Chapter 5 “Security” on page 53 to find out how you can protect your computer from theft and

unauthorized use.

• Before you dispose of the data on the internal storage drive, ensure that you read “Deleting data from your

storage drive” on page 58.

How do I attach an external display?

• Refer to “Using an external display” on page 33.

• With the Extend desktop function, you can display output on both the computer display and an external

display.

How do I attach or replace a device?

Refer to the appropriate topic in Chapter 9 “Replacing devices” on page 101.

I have been using the computer for some time already, and is getting slower. What should I do?

• Follow the “General tips for preventing problems” on page 79.

• Diagnose problems yourself by using the preinstalled diagnostic software. See “Diagnosing problems” on

page 79.

• Check for recovery solutions in Chapter 8 “Recovery information” on page 97.

Print the following topics and keep them with your computer in case you are unable to access this

electronic user guide when necessary.

• “Installing a new operating system” on page 61

• “Computer stops responding” on page 80

• “Power problems” on page 93

Getting help about the Windows operating system

The Windows help information system provides you with detailed information about using the Windows

operating system so that you can get the most of your computer. To access the Windows help information

system, do the following:

• For Windows 7: Click the Start button to open the Start menu and click Help and Support.

• For Windows 10: Click the Start button to open the Start menu, and then click Get Help. Additionally,

you can use the Cortana

personal assistant to search for help, apps, files, settings, and so on.

Using the multi-touch screen

This topic provides instructions on how to use the multi-touch screen that is available on some models.

Notes:

A475 User Guide