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The (also known as Emergency Download Mode) is your last lifeline to unbrick a dead Android device. However, without the correct OPPO Vivo USB drivers and a valid 9008 link (firehose loader), your PC will never communicate with the phone.
Device Manager now shows:
Device Manager shows "QHSUSB_BULK" or "Unknown Device" with a yellow exclamation mark instead of "Qualcomm HS-USB QDLoader 9008" when connecting an Oppo or Vivo device in EDL (Emergency Download) mode.
Connect the cable to the back of the PC motherboard rather than front panel ports. oppo vivo usb driver fix 9008 link
Follow the on-screen installation wizard instructions and accept the license agreement.
Hold the while clicking Restart in the Windows Start Menu. user wants a long article targeting the keyword
Connecting a bricked phone requires specific hardware key combinations to force the Qualcomm chip into EDL mode. Power off the Oppo or Vivo device completely.