Running on AC power ........................................................................................................................................... 34
7 Maintaining your computer .......................................................................................................................... 37
Improving performance ....................................................................................................................................... 37
Using Disk Defragmenter .................................................................................................................. 37
Using Disk Cleanup ............................................................................................................................ 37
Updating programs and drivers .......................................................................................................................... 38
Cleaning your computer ...................................................................................................................................... 38
Cleaning procedures ......................................................................................................................... 38
Using passwords .................................................................................................................................................. 41
Setting Windows passwords ............................................................................................................. 41
Using antivirus software ................................................................................................................... 43
Using firewall software ..................................................................................................................... 43
Installing software updates ................................................................................................................................ 43
Securing your wireless network .......................................................................................................................... 44
9 Using Setup Utility (BIOS) ............................................................................................................................. 46
Starting Setup Utility (BIOS) ................................................................................................................................ 46
Updating Setup Utility (BIOS) .............................................................................................................................. 46
Downloading a BIOS update .............................................................................................................. 47
ENWW
Cleaning the display ........................................................................................................ 39
ix