Right-click Qualcomm_USB_Driver_v1.0.exe and select "Run as Administrator".
Supports Windows versions from XP through Windows 11, across both 32-bit and 64-bit architectures. Installation Guide qualcomm usb driver v1.0.exe
If your device appears as "QUSB_BULK" in Device Manager with a yellow exclamation mark, follow these manual steps: Right-click Qualcomm_USB_Driver_v1