Tap > From phone storage (or SD card).

Some stock Android 8.0 features were also altered or omitted, including:

The installation process for the OPPO F5 Android 8.0 Oreo update is straightforward. Here's a step-by-step guide:

The officially reached its end-of-life for major software updates and did not receive an official upgrade to Android 8.0 Oreo . Update Status Summary

The lack of an official Android 8.0 Oreo framework meant that users missed out on native system features like Picture-in-Picture mode, notification dots, Autofill API, and stricter background app limits designed to boost battery efficiency. Why Did OPPO Skip the Official Oreo Update?

If you want, I can: