Resolving a low battery level when the computer cannot exit Hibernation ....... 56
Running on external AC power .......................................................................................................... 57
Troubleshooting power problems ...................................................................................... 57
HP CoolSense (select models only) ................................................................................................... 58
Refreshing your software content with Intel Smart Connect Technology (select models only) .......... 58
Shutting down (turning off) the computer ........................................................................................... 59
7 Maintaining your computer .......................................................................................................................... 60
Updating programs and drivers .......................................................................................................... 60
Cleaning your computer ..................................................................................................................... 60
Cleaning procedures .......................................................................................................... 60
Cleaning the display (All-in-Ones or Notebooks) .............................................. 61
Cleaning the sides or cover ............................................................................... 61
Cleaning the TouchPad, keyboard, or mouse ................................................... 61
Traveling with or shipping your computer ........................................................................................... 61
8 Securing your computer and information .................................................................................................. 63
Using passwords ................................................................................................................................ 63
Setting Windows passwords .............................................................................................. 64
Setting Setup Utility (BIOS) passwords ............................................................................. 64
TPM Embedded Security device (select models only) ....................................................................... 65
Using Internet security software ......................................................................................................... 65
Using antivirus software ..................................................................................................... 65
Using firewall software ....................................................................................................... 66
Installing software updates ................................................................................................................. 66
Installing critical security updates ...................................................................................... 66
Installing HP and third-party software updates .................................................................. 66
Securing your wireless network .......................................................................................................... 66
Backing up your software applications and information ..................................................................... 67
Using an optional security cable lock ................................................................................................. 67
9 Using Setup Utility (BIOS) and HP PC Hardware Diagnostics (UEFI) ...................................................... 68
Starting Setup Utility (BIOS) ............................................................................................................... 68
Updating the BIOS ............................................................................................................................. 68
Determining the BIOS version ........................................................................................... 68
Downloading a BIOS update ............................................................................................. 69
Using HP PC Hardware Diagnostics (UEFI) ...................................................................................... 69
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device ............................... 70
viii ENWW
