What I've tried so far:
On Windows 10/11, you may need to disable driver signature enforcement to allow the Qualcomm loader to function properly. qfil failed to open com port handle
Another program is using the same COM port. Hardware Issues: A faulty USB cable or a loose USB port. What I've tried so far: On Windows 10/11,
: Uninstall existing drivers and use the driver located specifically within the QPST installation folder C:\Program Files (x86)\Qualcomm\QPST\bin or similar). Port Locked by Another App qfil failed to open com port handle
This error is the bane of anyone trying to flash firmware on Qualcomm-based devices (Xiaomi, OnePlus, Motorola, LG, etc.) using .
Does the device show up as or something else in Device Manager?