Samsung’s older "TouchWiz" interface is notoriously heavy. Custom ROMs offer a "de-bloated" experience that frees up RAM and CPU cycles.
Cons:
He began the ritual of the digital resurrection. First, he connected the tablet to his PC and fired up samsung galaxy tab 3 smt210 custom rom
: Focused on speed and aesthetics, this ROM includes custom themed toggles, PI controls, and the Blackhawk kernel to enhance overall smoothness. Modified Stock ROMs Samsung’s older "TouchWiz" interface is notoriously heavy