Conserving battery power

32

Identifying low battery levels

33

Resolving a low battery level

33

Resolving a low battery level when external power is available

33

Resolving a low battery level when no power source is available

33

Resolving a low battery level when the computer cannot exit Hibernation

33

Storing a user-replaceable battery

33

Disposing of a user-replaceable battery

33

Replacing a user-replaceable battery

34

Running on external AC power

34

Troubleshooting power problems

34

HP CoolSense (select models only)

35

Refreshing your software content with Intel Smart Connect Technology (select models only)

35

Shutting down (turning off) the computer

35

7 Managing and sharing information

37

Using a USB device

37

Connecting a USB device

37

Removing a USB device

38

Connecting a powered USB device

38

Inserting and removing a digital storage card

38

Sharing data and drives and accessing software

39

8 Maintaining your computer

41

Handling drives

41

Replacing a hard drive

41

Using HP 3D DriveGuard (select models only)

43

Improving performance

44

Using Disk Defragmenter

44

Using Disk Cleanup

44

Adding or replacing memory modules

45

Updating programs and drivers

47

Cleaning your computer

48

Cleaning the display, sides, and cover

48

Cleaning the TouchPad and keyboard

48

Traveling with or shipping your computer

48

9 Securing your computer and information

50

Using passwords

50

Setting Windows passwords

51

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HP 15.6-Inch C2N46UA#ABA manual Using passwords Setting Windows passwords Vii