(model CPH1609) was officially released with Android 6.0 Marshmallow . While an official Android 7.1 Nougat
To update your (CPH1609) to Android 7.1 , you typically need to perform a manual installation. While the device originally launched with Android 6.0 Marshmallow, a stable Nougat update (ColorOS 3.1) was eventually released for specific regions. e/OS community 📥 Official Update Requirements Oppo F3 (CPH1609) Target Version: Android 7.1.1 Nougat / ColorOS 3.1 File Type: firmware package free on internal storage 🛠️ Step-by-Step Installation Guide If the update does not appear in your Settings > Software Updates menu, follow these steps to flash it manually: Backup Data: oppo f3 nougat update file download top
Check Oppo’s official support site: support.oppo.com → Select India/Global → Oppo F3 → Download. But Oppo has removed most old updates. (model CPH1609) was officially released with Android 6