Used to back up and flash Non-Volatile (NV) memory, which stores calibration and carrier settings. The "Magic" of EDL Mode [HACK] PRL swapping. - Android Central Forum
Your phone is stuck in EDL Mode (Emergency Download Mode) and shows up as "Qualcomm HS-USB QDLoader 9008" in the Windows Device Manager. qpst27496
: QPST 27496 allows technicians to configure device settings, adjust parameters, and ensure that devices are properly set up for operation on specific networks. Used to back up and flash Non-Volatile (NV)
: Stationery enthusiasts often compare its internals and "Solid Write" feel to the Staedtler Hexagonal qpst27496