Oppo F1s Update [upd] <VALIDATED — Release>

The OPPO F1s is no longer supported with official firmware updates. The device launched in August 2016 with Android 5.1 (Lollipop). Its final official update was to Android 6.0 (Marshmallow) with OPPO’s ColorOS 3.0 . It never received Android 7.0 (Nougat) or later. Official Update History (What It Received) | Update Type | Version | Notes | |-------------|---------|-------| | Launch OS | Android 5.1 (Lollipop) + ColorOS 2.1 | Original firmware | | Major Update (2017) | Android 6.0 (Marshmallow) + ColorOS 3.0 | Final official OS upgrade | | Security Patches | Discontinued around 2018 | No further security updates |