Look for firmware version CPH1809_11_A.24 or higher (Android 9/10 based). Avoid random Google Drive links without hash verification. Check MD5: e4c7a2b1f8d3e5f6a9b0c1d2e3f4a5b6 (example only).
Drivers are either missing or have been blocked by the OS. oppo cph1809 flash file qfil updated
Once the process is complete, you will see a message saying or "Finish Download" . Step 5: Final Reboot Look for firmware version CPH1809_11_A