Samsung stopped software updates for the J2 Core years ago. TWRP allows you to install unofficial Android 10, 11, or 12 GSI (Generic System Image) ROMs, keeping your device secure with recent security patches.
(ARM_binder64 Slot A), meaning you can flash Generic System Images (GSIs) through TWRP to run newer versions of Android like Android 9 or 10. Maintenance of Stock Firmware: Community scripts like those from twrp samsung j2 core
Conclusion
This guide strictly covers the . The device has variants (SM-J260M, SM-J260F), but the TWRP build is specific to the Spreadtrum/Unisoc SC8830 chipset found in the J260G. Using the wrong TWRP will hard-brick your phone. Samsung stopped software updates for the J2 Core years ago
: Go beyond a simple factory reset by wiping specific partitions like the Dalvik/ART Cache twrp samsung j2 core