When your computer starts acting up—whether it's a mysterious "Blue Screen of Death," a fan that sounds like a jet engine, or a battery that won't hold a charge—the first step to a fix is a proper diagnosis. For HP users, the tool is the gold standard for identifying what’s wrong under the hood.
Look for the "Download HP Diagnostics Windows" button. This will download an .exe file that installs like any other Windows application.
If your Wi-Fi or Bluetooth keeps dropping out. How to Run a Hardware Test Once installed, running a test is straightforward: Within Windows: download the latest version of hp pc hardware diagnostics
Search for in your Start menu. Right-click the app and select Run as administrator .
A more robust tool that runs outside the operating system. This is perfect for when Windows won't boot at all. How to Download the Latest Version When your computer starts acting up—whether it's a
Once the download is complete, open the file and follow the on-screen installation wizard. For the USB version, the wizard will guide you through "flashing" the drive so it becomes bootable. When Should You Use This Tool?
or having trouble getting the UEFI version to boot from your USB drive? This will download an
If you need to test a PC that won't turn on, look for the "Download HP Diagnostics UEFI" section. You can install this directly to your PC’s EFI partition or onto a blank USB flash drive. 3. Install the Tool