V1.0.exe | Qualcomm Usb Driver

Without this driver, your Windows PC will not recognize your phone when it is in special boot modes—specifically , Emergency Download (EDL) Mode , or Fastboot . These modes are required for:

Your phone is not in EDL mode. Try different button combos (Power + Volume Down, connect USB while holding both volume buttons). For hard bricks, test point or deep flash cable may be needed.