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Removing an optical disc ................................................................................................... 53
Tray-load ........................................................................................................... 53
When the disc tray opens normally .................................................. 53
When the disc tray fails to open normally ......................................... 54
Sharing data and drives and accessing software .............................................................. 55
8 Maintaining your computer .......................................................................................................................... 57
Improving performance ...................................................................................................................... 57
Using HP 3D DriveGuard (select models only) .................................................................. 57
Using Disk Defragmenter ................................................................................................... 57
Using Disk Cleanup ........................................................................................................... 58
Adding or replacing memory modules ............................................................................... 58
Updating programs and drivers .......................................................................................................... 60
Cleaning your computer ..................................................................................................................... 60
Cleaning procedures .......................................................................................................... 61
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 ........................................................................................... 62
9 Securing your computer and information .................................................................................................. 63
Using passwords ................................................................................................................................ 63
Setting Windows passwords .............................................................................................. 64
Setting Setup Utility (BIOS) passwords ............................................................................. 64
Using Internet security software ......................................................................................................... 64
Using antivirus software ..................................................................................................... 65
Using firewall software ....................................................................................................... 65
Installing software updates ................................................................................................................. 65
Installing critical security updates ...................................................................................... 65
Installing HP and third-party software updates .................................................................. 65
Securing your wireless network .......................................................................................................... 66
Backing up your software applications and information ..................................................................... 66
Using an optional security cable lock ................................................................................................. 66
10 Using Setup Utility (BIOS) and HP PC Hardware Diagnostics (UEFI) .................................................... 67
Starting Setup Utility (BIOS) ............................................................................................................... 67
Updating the BIOS ............................................................................................................................. 67
Determining the BIOS version ........................................................................................... 67
Downloading a BIOS update ............................................................................................. 68
Using HP PC Hardware Diagnostics (UEFI) ...................................................................................... 68
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