User's Guide

Resolving a low battery level when no power source is available ................................. 30
Resolving a low battery level when the computer cannot exit Hibernation .................. 30
Factory-sealed battery ...................................................................................................................... 30
Running on external power ................................................................................................................................. 30
7 Security ...................................................................................................................................................... 31
Protecting the computer ..................................................................................................................................... 31
Using passwords .................................................................................................................................................. 31
Factory-sealed battery ...................................................................................................................... 32
Setting passwords in Windows ......................................................................................................... 32
Setting passwords in Computer Setup ............................................................................................. 32
Managing a BIOS administrator password ........................................................................................ 32
Setting a new BIOS administrator password .................................................................. 32
Changing a BIOS administrator password ...................................................................... 33
Deleting a BIOS administrator password ........................................................................ 33
Entering a BIOS administrator password ....................................................................... 34
Windows Hello ..................................................................................................................................................... 34
Using antivirus software ...................................................................................................................................... 34
Using rewall software ........................................................................................................................................ 34
Installing software updates ................................................................................................................................. 35
8 Maintenance ............................................................................................................................................... 36
Improving performance ....................................................................................................................................... 36
Using Disk Defragmenter .................................................................................................................. 36
Using Disk Cleanup ............................................................................................................................ 36
Updating programs and drivers .......................................................................................................................... 36
Cleaning your computer ...................................................................................................................................... 36
Removing dirt and debris from your computer ................................................................................ 37
Cleaning your computer with a disinfectant ..................................................................................... 37
Traveling with or shipping your computer .......................................................................................................... 38
9 Backing up, restoring, and recovering ........................................................................................................... 40
Backing up information and creating recovery media ........................................................................................ 40
Using Windows tools for backing up ................................................................................................. 40
Restoring and recovering your system ............................................................................................................... 40
Creating a system restore ................................................................................................................. 40
Restoring and recovery methods ...................................................................................................... 40
10 Computer Setup (BIOS) ............................................................................................................................... 41
Using Computer Setup ......................................................................................................................................... 41
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