Unlike newer Oppo phones, the F3 does not require an official deep-test app. Use the fastboot oem unlock command (Volume Up + Power to enter fastboot).
TWRP (Team Win Recovery Project) must be installed to flash the ROM zip files. Step-by-Step Installation Guide Based on XDA Threads Opposite F3 Nougat Update Forum Xda
— , XDA Recognized Contributor (pending) Unlike newer Oppo phones, the F3 does not
By providing a comprehensive guide and highlighting the key aspects of the update, this article aims to help Opposite F3 users navigate the new Nougat experience and make the most of their device. Step-by-Step Installation Guide Based on XDA Threads —
Searching for "Opposite F3" yields zero results on GSMArena or XDA. This is likely one of three scenarios:
For many, the choice came down to a simple trade-off captured in an XDA poll: . This dilemma perfectly illustrates the F3's legacy. Nougat brought modern features but locked the device down, while Marshmallow enabled root and customization but left users on an older OS. This created a fragmented user base, with some willing to downgrade for the power of root access, while others chose to stick with the newer, albeit unrootable, Nougat.
For users who grew tired of the heavy, iOS-like ColorOS interface, XDA independent developers provided clean, stock-Android alternatives based on Nougat, Oreo, and Pie.