While there was significant anticipation and some unofficial releases for a 7.1.1 update, the primarily runs on Android 6.0 Marshmallow with ColorOS 3.0.

Optimized RAM management and a reported 20% increase in charging speed.

ColorOS 3.1 offers a more modern interface aesthetic compared to version 3.0. How to Check for Official Updates

Use two applications simultaneously in a multi-window view.

New features like Payment Protection and a dedicated Kids Space.

Many users found that the official OTA (Over-the-Air) update never arrived for the standard F3 in all regions, though some manual firmware packages exist. Key Features of the Nougat Update