HP Pavilion 15 Ab000 Notebook Pc Series Manual

Setting Setup Utility (BIOS) passwords
Password Function
Administrator password
●Must be entered each time you access Setup Utility
(BIOS).
●If you forget your administrator password, you cannot
access Setup Utility (BIOS).
Power-on password
●Must be entered each time you turn on or restart the
computer.
●If you forget your power-on password, you cannot turn
on or restart the computer.
To set, change, or delete an administrator or power-on password in Setup Utility (BIOS):
CAUTION:Use extreme care when...

Using firewall software
Firewalls are designed to prevent unauthorized access to a system or network. A firewall can be
software you install on your computer and/or network, or it can be a combination of both hardware
and software.
There are two types of firewalls to consider:
●Host-based firewalls—Software that protects only the computer it is installed on.
●Network-based firewalls—Installed between your DSL or cable modem and your home network
to protect all the computers on the network.
When a...

Using an optional security cable lock
A security cable lock, which is purchased separately, is designed to act as a deterrent, but it may not
prevent the computer from being mishandled or stolen. Security cable locks are only one of several
methods that should be employed as part of a complete security solution to help maximize theft
protection.
The security cable slot on your computer may look slightly different from the illustration in this section.
For the location of the security cable slot on your...

9 Using Setup Utility (BIOS)
Setup Utility, or Basic Input/Output System (BIOS), controls communication between all the input and
output devices on the system (such as disk drives, display, keyboard, mouse, and printer). Setup
Utility (BIOS) includes settings for the types of devices installed, the startup sequence of the
computer, and the amount of system and extended memory.
Starting Setup Utility (BIOS)
CAUTION:Use extreme care when making changes in Setup Utility (BIOS). Errors can prevent the...

1.From the Start screen, type support, and then select the HP Support Assistant app.
‒ or –
From the Windows desktop, click the question mark icon in the notification area, at the far right
of the taskbar.
2.Click Updates and tune-ups, and then click Check for HP updates now.
3.Follow the on-screen instructions.
4.At the download area, follow these steps:
a.Identify the most recent BIOS update and compare it to the BIOS version currently installed
on your computer. If the update is more recent than your...

10 Using HP PC Hardware Diagnostics
(UEFI)
HP PC Hardware Diagnostics is a Unified Extensible Firmware Interface (UEFI) that allows you to run
diagnostic tests to determine whether the computer hardware is functioning properly. The tool runs
outside the operating system so that it can isolate hardware failures from issues that are caused by
the operating system or other software components.
To start HP PC Hardware Diagnostics (UEFI):
1.Start Setup Utility:
▲Turn on or restart the computer, quickly press...

3.In the text box, enter the product name, and then click Go.
– or –
Click Find Now to let HP automatically detect your product.
4.Select your computer model, and then select your operating system.
5.In the Diagnostic section, click HP UEFI Support Environment.
– or –
Click Download, and then select Run.
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device 47 

11 Backing up, restoring, and recovering
This chapter provides information about the following processes. The information in the chapter is
standard procedure for most models.
●Creating recovery media and backups
●Restoring and recovering your system
For additional information, refer to the HP Support Assistant.
▲From the Start screen, type support, and then select the HP Support Assistant app.
- or -
From the Windows desktop, click the question mark icon in the notification area, at the far right
of the...

●To create recovery discs, your computer must have an optical drive with DVD writer capability,
and you must use only high-quality blank DVD-R, DVD+R, DVD-R DL, or DVD+R DL discs. Do
not use rewritable discs such as CD±RW, DVD±RW, double-layer DVD±RW, or BD-RE
(rewritable Blu-ray) discs; they are not compatible with HP Recovery Manager software. Or,
instead, you can use a high-quality blank USB flash drive. 
●If your computer does not include an integrated optical drive with DVD writer capability, but...

- or -
From the Windows desktop, click the question mark icon in the notification area, at the far
right of the taskbar.
●If you need to correct a problem with a preinstalled application or driver, use the Drivers and
Applications Reinstall option of HP Recovery Manager to reinstall the individual application or
driver.
▲From the Start screen, type recovery, select HP Recovery Manager, select Drivers and
Applications Reinstall, and then follow the on-screen instructions.
●On select models, if you want to...