HP ENVY Recline 23-k119c TouchSmart All-in-One Desktop PC - Manual (Page 56)

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. Turn on or restart the computer, quickly press esc , and then press f2 .
The BIOS searches three places for the HP PC Hardware Diagnostics (UEFI) tools in the
following order:
a. Connected USB drive
NOTE: To download the HP PC Hardware Diagnostics (UEFI) tool to a USB drive, see
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device on page 50 .
b. Hard drive
c. BIOS
2. Click the type of diagnostic test you want to run, and then follow the on-screen instructions.
NOTE: If you need to stop a diagnostic test, press esc .
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device
NOTE: The HP PC Hardware Diagnostics (UEFI) download instructions are provided in English
only.
1. Go to http://www.hp.com .
2. Click Support & Drivers, and then click the Drivers & Software tab.
3. Enter the product name in the text box, and then click Search.
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.
50 Chapter 9 Using Computer Setup (BIOS) and HP PC Hardware Diagnostics (UEFI)