Download and Install latest official Android 8.0.0 Oreo XXU1AREC firmware on Samsung Galaxy J4 SM-J400F smartphone. In this guide, we’ll manually flash Android Oreo Stock ROM on Galaxy J4 J440F using Odin3-v3.13 software. This is an Indian (INS) OTA update which was released on 30th May 2018.
Boot Samsung Galaxy J4 into Recovery Mode (stock recovery, cwm recovery or twrp recovery) using 4 different techniques. Recovery Mode is used for rooting phone, flashing official firmware updates, installing custom ROM, wiping data or cache partitions, doing Nandroid backup and much more. Entering the recovery mode
Enter Samsung Galaxy J4 into Download Mode (Odin mode) using simple steps tutorial. The universal method for entering the downloading mode is by pressing hard buttons. But what if your button is not working or is broken. Don’t worry as in that case you can still boot