Frequently cited for having an "insane" amount of UI customizations and good battery backup. 2. Why a Custom ROM is "Better"

Leo loved his Oppo A91. It was slim, the screen was vibrant, and the camera did exactly what he needed. But after two years of use, a familiar problem crept in: the phone felt sluggish.

The primary motivation for "flashing" a custom ROM on an older device like the