Displaying battery charge
.......................................................................................................................................
38
Finding battery information in HP Support Assistant (select products only)
........................................................
39
Conserving battery power
.......................................................................................................................................
39
Identifying low battery levels
..................................................................................................................................
39
Resolving a low battery level
..................................................................................................................................
39
Resolving a low battery level when external power is available
....................................................................
40
Resolving a low battery level when no power source is available
..................................................................
40
Resolving a low battery level when the computer cannot exit Hibernation
..................................................
40
Factory-sealed battery
............................................................................................................................................
40
Running on external power
.............................................................................................................................................
40
7 Security
................................................................................................................................................................................
42
Protecting the computer
.................................................................................................................................................
42
Using passwords
..............................................................................................................................................................
43
Setting passwords in Windows
...............................................................................................................................
43
Setting passwords in Computer Setup
....................................................................................................................
43
Managing a BIOS administrator password
..............................................................................................................
44
Setting a new BIOS administrator password
..................................................................................................
44
Changing a BIOS administrator password
.......................................................................................................
45
Deleting a BIOS administrator password
........................................................................................................
45
Entering a BIOS administrator password
........................................................................................................
46
Using DriveLock Security Options
...........................................................................................................................
46
Selecting Automatic DriveLock (select products only)
...................................................................................
46
Enabling Automatic DriveLock
................................................................................................................
46
Disabling Automatic DriveLock
...............................................................................................................
47
Entering an Automatic DriveLock password
...........................................................................................
47
Selecting manual DriveLock
............................................................................................................................
47
Setting a DriveLock master password
....................................................................................................
48
Enabling DriveLock and setting a DriveLock user password
..........................................................................
48
Disabling DriveLock
.........................................................................................................................................
49
Entering a DriveLock password
.......................................................................................................................
50
Changing a DriveLock password
.....................................................................................................................
50
Windows Hello (select products only)
.............................................................................................................................
50
Using antivirus software
.................................................................................................................................................
51
Using firewall software
....................................................................................................................................................
51
Installing software updates
............................................................................................................................................
51
Using HP Client Security (select products only)
..............................................................................................................
52
Using HP TechPulse (select products only)
.....................................................................................................................
52
Using an optional security cable (select products only)
.................................................................................................
52
Using a fingerprint reader (select products only)
...........................................................................................................
52
8 Maintenance
.........................................................................................................................................................................
53
Improving performance
...................................................................................................................................................
53
Using Disk Defragmenter
........................................................................................................................................
53
Using Disk Cleanup
..................................................................................................................................................
53
Using HP 3D DriveGuard (select products only)
......................................................................................................
53
vii