HP System Diagnostics UEFI is a System Utilities software developed by Hewlett-Packard Development Company, L.P.. After our trial and test, the software is proved to be official, secure and free. Here is the official description for HP System Diagnostics UEFI:

BSEditor: This package provides the HP System Diagnostics Unified Extensible Firmware Interface (UEFI) for the supported NoteBook models and operating systems. HP System Diagnostics is a UEFI-based hardware diagnostics program that is used to validate if a system is functional enough to start up the operating system. The diagnostics are accessed during startup by pressing F2 immediately after power on.