Based on the identifier provided, specifically , this refers to the Qualcomm Product Support Tools (QPST) software build version 2.7.4961 .

A diagnostic tool for collecting and viewing memory dumps from the device.

(QPST), a specialized Windows software suite used to interface with and service devices powered by Qualcomm chipsets. Overview of QPST 2.7.496.1

Allows technicians to explore and modify the Embedded File System (EFS) of the device, which contains critical network and hardware calibration data. Software Download:

Here is the honest truth: Qualcomm only distributes this tool to OEM partners under NDA. Therefore, every "qpst 274961 full" package online comes from third-party sources (file hosting sites, GitHub, XDA Developers, or 4PDA).