The "Extra Quality" tag is unofficial. It is not a label used by Oppo’s official R&D department. Instead, it appears to be a descriptor added by third-party modders or resellers to indicate one of two things:
(Include official Oppo firmware pages, community forums, and testing tool documentation when publishing. Omit here for brevity.) Oppo A7n Global Rom Extra Quality
, or would you like a deeper walkthrough on the software settings? What is your primary goal The "Extra Quality" tag is unofficial