Yes, but it is more complex than upgrading. Downgrading firmware erases all data and carries risks. The safest approach is to visit an authorized Oppo service center, as performing the downgrade incorrectly could potentially damage the device.
The Oppo F3 Plus, launched in 2017, was a prominent "Selfie Expert" smartphone featuring a dual front-camera setup and a crisp 6-inch display. However, its software lifecycle left many power users wanting more. Launching with Android 6.0 Marshmallow disguised under ColorOS 3.0, the device faced a notoriously slow official rollout to Android 7.0 Nougat.
Flashing custom ROMs requires unlocking the bootloader and installing custom recovery (like TWRP). This is for advanced users and carries risks, such as bricking the device or losing functionalities like VOOC charging or specific camera optimizations [Quora]. 4. Troubleshooting: Nougat Update Issues oppo f3 plus nougat update forum xda
Run two apps side-by-side natively.
Oppo eventually rolled out a beta version of ColorOS 3.1 based on Android 7.1.1 Nougat for the F3 Plus (specifically targeting certain regions like India and Taiwan). However, this official Nougat update arrived late, remained tied to ColorOS’s heavy skin, and left many users wanting a cleaner, faster experience. Yes, but it is more complex than upgrading
ColorOS 3.1 features aggressive RAM management that kills background applications.
In TWRP, go to > Advanced Wipe . Select Dalvik / ART Cache , System , Data , and Cache . Swipe to wipe. Go back to the main menu and tap Install . The Oppo F3 Plus, launched in 2017, was
To install custom software, users must first unlock the bootloader and flash a custom recovery like TWRP (Team Win Recovery Project). XDA developers created specific tools and scripts to bypass Oppo’s bootloader restrictions, allowing root access via Magisk. Popular Custom Software Alternatives
Since you are coming from an XDA search, I assume you know the basics, but here is a condensed guide for the Oppo F3 Plus.