Windows installed the wrong driver automatically (usually MTP or Nokia bootmgr). Fix: Use USBDeview to uninstall all old Nokia USB drivers. Reboot. Reinstall only the Qualcomm 9008 driver.
If your phone is still dead, check these three variables: lumia 650 emergency files free
Commercial repair shops use expensive tools like ATF (Advanced Turbo Flasher) or OCTOPUS Box . These tools auto-download emergency files—but they cost hundreds of dollars. lumia 650 emergency files free
If WDRT cannot detect your phone, you may need to force it into a mode that accepts emergency files. lumia 650 emergency files free