This will guide you How to flash TWRP custom recovery on Samsung Galaxy J3 SM-J320FN. Once you installed TWRP recovery 3.0.2.1 on your Samsung Galaxy J3 SM-J320FN, you can customize it, Rooting or installing custom ROM and also customize your android system. Step by step Installing TWRP Recovery on Samsung Galaxy J3 SM-J320FN:
Tags: custom recovery, Flashing TWRP, Samsung Galaxy J3 SM-J320FN, TWRP recovery 3.0.2.1