While the did receive an official Nougat update, the standard F3 largely remained on Marshmallow. Any "patched" or "download" links for a 7.1.1 update for the standard F3 typically refer to custom ROMs (like LineageOS) or unofficial firmware ports rather than a official OTA update from OPPO. Essential Pre-Update Checklist
: Users can download Nougat 7.1.1 ROMs from third-party sources or archived Google Drive links , though these are unofficial and carry risks. Critical Pre-Update Checklist Backup Data : Perform a Hard Reset or use the backup feature in Additional Settings Backup and Reset before proceeding, as manual updates may erase data. Verify Hardware : Use secret code oppo f3 nougat 711 update download patched