officially runs on Android 6.0 Marshmallow ColorOS 3.0 . There is no official Android 8.0 Oreo update released by OPPO for this specific model.
Be wary of websites offering "Official OPPO F3 Android 8 Update Download" links, as these are often misleading and may contain malware or unstable unofficial ports. Always refer to community forums like XDA Developers for verified custom ROM files. oppo f3 android 8 update download full
on a PC to find the official stock firmware for your specific region. 2. Custom ROMs (Advanced) officially runs on Android 6