7 Maintaining your computer .......................................................................................................................... 39
Improving performance ....................................................................................................................................... 39
Using Disk Defragmenter .................................................................................................................. 39
Using Disk Cleanup ............................................................................................................................ 39
Updating programs and drivers .......................................................................................................................... 40
Cleaning your computer ...................................................................................................................................... 40
Cleaning procedures .......................................................................................................................... 40
Using passwords .................................................................................................................................................. 43
Setting Windows passwords ............................................................................................................. 43
Using antivirus software ................................................................................................................... 45
Using firewall software ..................................................................................................................... 45
Installing software updates ................................................................................................................................. 45
Securing your wireless network .......................................................................................................................... 46
9 Using Setup Utility (BIOS) ............................................................................................................................. 48
Starting Setup Utility (BIOS) ................................................................................................................................ 48
Updating Setup Utility (BIOS) .............................................................................................................................. 48
Downloading a BIOS update .............................................................................................................. 49
Cleaning the display ........................................................................................................ 41
ix