11 Security ...................................................................................................................................................... 107
Protecting the computer ................................................................................................................... 107
Using passwords .............................................................................................................................. 108
Securing system devices ................................................................................................. 115
Using antivirus software ................................................................................................................... 117
Using firewall software ..................................................................................................................... 118
Installing critical updates .................................................................................................................. 119
Installing a security cable ................................................................................................................. 121
12 Software updates ...................................................................................................................................... 122
Updating software ............................................................................................................................ 122
Updating the BIOS ........................................................................................................................... 124
13 Backup and recovery ................................................................................................................................ 128
Backing up your information ............................................................................................................. 129
Performing a recovery ...................................................................................................................... 131
Using f11 .......................................................................................................................... 132
14 Computer Setup ........................................................................................................................................ 134
Starting Computer Setup .................................................................................................................. 134
Using Computer Setup ..................................................................................................................... 134
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