Enhanced built-in security for app scanning. Official Installation Method (ColorOS 3.1)
Oppo F3 Plus Nougat Update: XDA Forum Insights & Official Status The Oppo F3 Plus oppo f3 plus nougat update forum xda updated
Here is how to do it:
For users who prefer a clean, Pixel-like stock Android experience over ColorOS, XDA developers ported LineageOS and AOSP-based ROMs. Common Issues and XDA Fixes Enhanced built-in security for app scanning
Community developers have historically ported unofficial versions of Android Oreo and later. Pixel-like stock Android experience over ColorOS