Cleaning your computer ..................................................................................................................... 56
Using passwords ................................................................................................................................ 59
Installing software updates ................................................................................................................. 61
Updating the BIOS ............................................................................................................................. 63
Using System Diagnostics .................................................................................................................. 64
Restore and recovery ......................................................................................................................... 67
viii
Replacing a hard drive ....................................................................................................... 51
Using Disk Defragmenter ................................................................................................... 53
Using Disk Cleanup ........................................................................................................... 54
Using antivirus software ..................................................................................................... 61
Using firewall software ....................................................................................................... 61