7  Maintaining your computer ..........................................................................................................................  35
Improving performance ....................................................................................................................................... 35
Using Disk Defragmenter ..................................................................................................................  35
Using Disk Cleanup ............................................................................................................................  35
Using HP 3D DriveGuard (select products only) ................................................................................ 35
Identifying HP 3D DriveGuard status .............................................................................. 36
Updating programs and drivers ..........................................................................................................................  36
Cleaning your computer ......................................................................................................................................  36
Cleaning procedures .......................................................................................................................... 36
Cleaning the display ........................................................................................................ 37
Cleaning the sides or cover .............................................................................................  37
Cleaning the TouchPad, keyboard, or mouse (select products only) .............................  37
Traveling with or shipping your computer ..........................................................................................................  37
8  Securing your computer and information ....................................................................................................... 39
Using passwords .................................................................................................................................................. 39
Setting Windows passwords .............................................................................................................  39
Setting Setup Utility (BIOS) passwords ............................................................................................. 40
Using Windows Hello (select products only) .......................................................................................................  40
Using Internet security software ......................................................................................................................... 41
Using antivirus software ...................................................................................................................  41
Using rewall software .....................................................................................................................  41
Installing software updates ................................................................................................................................. 41
Using HP Managed Services (select products only) ............................................................................................  42
Securing your wireless network ..........................................................................................................................  42
Backing up your software applications and information .................................................................................... 42
Using an optional security cable (select products only) .....................................................................................  42
9  Using Setup Utility (BIOS) ............................................................................................................................. 43
Starting Setup Utility (BIOS) ................................................................................................................................  43
Updating Setup Utility (BIOS) ..............................................................................................................................  43
Determining the BIOS version ........................................................................................................... 43
Downloading a BIOS update .............................................................................................................. 44
10  Using HP PC Hardware Diagnostics ..............................................................................................................  45
Using HP PC Hardware Diagnostics Windows .....................................................................................................  45
Downloading HP PC Hardware Diagnostics Windows ....................................................................... 45
Downloading the latest HP PC Hardware Diagnostics Windows version ....................... 46
Downloading HP Hardware Diagnostics Windows by product name or number 
(select products only) .....................................................................................................  46
ix