Using HP PC Hardware Diagnostics8
You can use the HP PC Hardware Diagnostics utility to determine whether your computer hardware is running 
properly. The three versions are HP PC Hardware Diagnostics Windows, HP PC Hardware Diagnostics UEFI 
(Unied Extensible Firmware Interface), and (for select products only) Remote HP PC Hardware Diagnostics 
UEFI, a rmware feature.
Using HP PC Hardware Diagnostics Windows (select products only)
HP PC Hardware Diagnostics Windows is a Windows-based utility that allows you to run diagnostic tests 
to determine whether the computer hardware is functioning properly. The tool runs within the Windows 
operating system to diagnose hardware failures.
If HP PC Hardware Diagnostics Windows is not installed on your computer, you must download and install it. To 
download HP PC Hardware Diagnostics Windows, see Downloading HP PC Hardware Diagnostics Windows on 
page 66.
Using an HP PC Hardware Diagnostics Windows hardware failure ID code
When HP PC Hardware Diagnostics Windows detects a failure that requires hardware replacement, a 24-digit 
failure ID code is generated for select component tests. For interactive tests, such as keyboard, mouse, or 
audio and video palette, you must perform troubleshooting steps before you can receive a failure ID.
▲ You have several options after you receive a failure ID:
● Select Next to open the Event Automation Service (EAS) page, where you can log the case.
● Scan the QR code with your mobile device, which takes you to the EAS page, where you can log the 
case.
● Select the box next to the 24-digit failure ID to copy your failure code and send it to support.
Accessing HP PC Hardware Diagnostics Windows
After HP PC Hardware Diagnostics Windows is installed, you can access it from HP Support Assistant or the 
Start menu.
Accessing HP PC Hardware Diagnostics Windows from HP Support Assistant
After HP PC Hardware Diagnostics Windows is installed, follow these steps to access it from HP Support 
Assistant:
1. Complete one of the following tasks:
● Select the Search icon in the taskbar, type support in the search box, and then select the HP 
Support Assistant app.
● Select the question mark icon in the taskbar.
2. Select Fixes & Diagnostics.
Using HP PC Hardware Diagnostics
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