The official Nougat update (ColorOS 3.1) brings a more refined interface and several system-level improvements to the OPPO F3. Android 7.1.1 Nougat / ColorOS 3.1. Key Features:

In 2017, Oppo released the Android 7.0 (Nougat) update for the F3, which brought several new features and improvements, including:

update (ColorOS 3.1) was eventually released for the Oppo F3, though it was primarily distributed in specific markets like the Philippines rather than as a global over-the-air (OTA) push. Regional Locks

If Android 7.1 / ColorOS 3.1 is available, tap . Method 2: Manual Download & Local Update

Updating to Android 7.1.1 Nougat (ColorOS 3.1) transforms the user experience through several refinements: Split-Screen Multitasking