In de fabriek verzegelde accu ...............................................................................................................................................................................38
Externe voeding gebruiken.................................................................................................................................................................................................38
8 De computer onderhouden......................................................................................................................................................................................................40
De prestaties verbeteren.....................................................................................................................................................................................................40
Schijfdefragmentatie gebruiken..........................................................................................................................................................................40
Schijfopruiming gebruiken.......................................................................................................................................................................................40
Alleen programma's bijwerken .............................................................................................................................................................................. 41
Alleen stuurprogramma's bijwerken................................................................................................................................................................. 42
De computer reinigen............................................................................................................................................................................................................. 42
Reizen met of verzenden van de computer............................................................................................................................................................ 45
9 Uw computer en gegevens beveiligen .............................................................................................................................................................................46
Wachtwoorden gebruiken ...................................................................................................................................................................................................46
Windows-wachtwoorden instellen .....................................................................................................................................................................46
Internetbeveiligingssoftware gebruiken...................................................................................................................................................................48
Antivirussoftware gebruiken..................................................................................................................................................................................48
Firewallsoftware gebruiken..................................................................................................................................................................................... 49
Software-updates installeren ........................................................................................................................................................................................... 49
Uw draadloze netwerk beveiligen ..................................................................................................................................................................................50
10 Setup Utility (BIOS) gebruiken ............................................................................................................................................................................................... 51
Setup Utility (BIOS) starten .................................................................................................................................................................................................. 51
Setup Utility (BIOS) bijwerken............................................................................................................................................................................................. 51
De BIOS-versie vaststellen....................................................................................................................................................................................... 51
Een BIOS-update voorbereiden ........................................................................................................................................................................... 52
Een BIOS-update downloaden................................................................................................................................................................... 52
Een BIOS-update installeren ....................................................................................................................................................................... 53
11 HP PC Hardware Diagnostics gebruiken....................................................................................................................................................................... 54
vii