Click the blue button located at the bottom of the configuration panel.
Windows has failed to recognize the EDL connection. Reinstall the Qualcomm drivers, disable Driver Signature Enforcement on Windows, or try a different USB cable. oppo cph1809 flash file qfil updated
Try a different USB port (preferably a 2.0 port) or change your USB cable. Click the blue button located at the bottom
Click "Browse" and navigate to the firmware folder to select the prog_emmc_firehose_xxxx.mbn file. Load XML: Click Load XML and select rawprogram0.xml . A new window will pop up; select patch0.xml . Phase 3: Connect the Phone in EDL Mode Power Off: Turn off your Oppo CPH1809. Try a different USB port (preferably a 2
Open on your PC and check the Ports (COM & LPT) section. You should see Qualcomm HS-USB QDLoader 9008 (COMxx) listed.
⚠️ Do not use files for CPH1853, CPH1819, or CPH1803. They have different partition tables and will brick your device.