Search for and temporarily move files related to "QUSB" or "Qualcomm" to a backup folder on your desktop. Control Panel > Devices and Printers , right-click the unspecified phone device and select Remove device
Sometimes, tweaking the USB driver settings can resolve Error 9008. Try the following:
Run Command Prompt as Administrator and execute:
When an Oppo or Vivo device becomes "hard bricked"—meaning it won't turn on, boot into recovery, or show a charging animation—it often enters mode. This is an emergency protocol that allows you to flash firmware directly to the device's storage. However, without the specific USB driver fix , your computer will either see it as an "Unknown Device" or fail to communicate with flashing tools like MSM Download Tool or QPST. Phase 1: Preparing Your Windows Environment
The Day the Brick Spoke: Fixing the OPPO and Vivo 9008 Port
Vivo's power IC physically prevents 9008 enumeration if the battery is below 2.5V. Windows will see the device for 1 second, then disconnect.