• To achieve the best balance between performance and power saving, create and apply an appropriate
power plan. See “Managing the battery power” on page 31.
How do I securely dispose of data stored on the internal storage drive?
• Study Chapter 5 “Security” on page 57 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 61.
How do I attach an external display?
• Refer to “Using an external display” on page 39.
• 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 99.
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 with
Lenovo Companion” 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 the Windows 10 operating system” on page 63
• “Computer stops responding” on page 80
• “Power problems” on page 92
Using the multi-touch screen
This topic provides instructions on how to use the multi-touch screen that is available on some models.
Notes:
• Your computer screen might look different from the following illustrations.
• Depending on the program you use, some gestures might not be available.
The following table introduces some frequently used gestures.
20
L480 and L580 User Guide
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