Law enforcement and forensic examiners may use this method to acquire volatile memory on locked Qualcomm devices without tripping the Android lockscreen. Note: Modern ARMv8 devices encrypt RAM keys in TrustZone, making this less fruitful post-2020.
If you can tell me the chipset (e.g., Snapdragon 8 Gen 2) or the error code you're seeing in QFIL, I can help you narrow down what to look for in the logs. qpst sahara memory dump
The QPST Server will detect the Sahara "Hello" packet from the device. Law enforcement and forensic examiners may use this
Unlike the standard Android Debug Bridge (ADB) or Fastboot, which require a partially functioning OS or bootloader, Sahara operates at the primary bootloader level. It is responsible for: qpst sahara memory dump