The Go to product viewer dialog for this item. did not receive an official update to Android 8.0 Oreo. It was released running Android 6.0 Marshmallow (ColorOS 3.0) and officially supported upgrades only up to Android 7.1 Nougat (ColorOS 3.2). Official Status

Report: Oppo F3 Software Update to Android 8.0 (Oreo)

Pros: Latest features, security patches, better performance.
Cons: Bugs (camera or VoLTE may fail), no official support, risk of bricking.

generally remains based on Android 6.0 or Android 7.x (Nougat) in some regions. You can check for official updates through the following methods: