HP Notebook Computer User Manual page 7

Conserving battery power .................................................................................................. 34
Identifying low battery levels .............................................................................................. 35
Resolving a low battery level ............................................................................................. 35
Running on external AC power .......................................................................................................... 36
Troubleshooting power problems ...................................................................................... 36
Shutting down (turning off) the computer ........................................................................................... 37
7 Maintaining your computer .............................................................................................................................. 38
Improving performance ...................................................................................................................... 38
Using Disk Defragmenter ................................................................................................... 38
Using Disk Cleanup ........................................................................................................... 38
Updating programs and drivers .......................................................................................................... 39
Cleaning your computer ..................................................................................................................... 39
Cleaning procedures .......................................................................................................... 39
Traveling with or shipping your computer ........................................................................................... 40
8 Securing your computer and information ........................................................................................................ 42
Using passwords ................................................................................................................................ 42
Setting Windows passwords .............................................................................................. 43
Setting Setup Utility (BIOS) passwords ............................................................................. 43
Using Internet security software ......................................................................................................... 43
Using antivirus software ..................................................................................................... 44
Using firewall software ....................................................................................................... 44
Installing software updates ................................................................................................................. 44
Installing critical security updates ...................................................................................... 44
Installing HP and third-party software updates .................................................................. 44
Securing your wireless network .......................................................................................................... 45
Backing up your software applications and information ..................................................................... 45
Using an optional security cable lock ................................................................................................. 45
9 Using Setup Utility (BIOS) and HP PC Hardware Diagnostics (UEFI) ............................................................ 46
Starting Setup Utility (BIOS) ............................................................................................................... 46
Updating the BIOS ............................................................................................................................. 46
Determining the BIOS version ........................................................................................... 46
Resolving a low battery level when external power is available ........................ 35
Resolving a low battery level when no power source is available ..................... 35
Resolving a low battery level when the computer cannot exit Hibernation ....... 35
Cleaning the display (All-in-Ones or Notebooks) .............................................. 39
Cleaning the sides or cover ............................................................................... 40
Cleaning the TouchPad, keyboard, or mouse ................................................... 40
vii