Before downloading, it is important to know which tool you need.
Microsoft Store : Search for "HP PC Hardware Diagnostics Windows" to install directly. : Open the app by searching for it in the Windows search bar. Right-click and select Run as Administrator . hp diagnostic tool download
As of May 2026, HP has retired some older utilities like the due to security vulnerabilities, recommending users migrate to the HP Smart app for modern printer support. Core HP Diagnostic Tools for PC Before downloading, it is important to know which
Use this method if your computer is crashing or won't boot properly. hp diagnostic tool download