Check if the firmware you want to use is the right one for your SAMSUNG Galaxy J4 (2018). The table below contain all the useful information you might need for your software. The firmware posted here was designed for Galaxy J4 for J400FXXU4BSF4 PDA version and J400FOJM4BSF1 CSC code. This is a dedicated J400FXXU4BSF4 bootloader type and 1744849775 CRC software. Android Oreo 9 comes with Android Security Patch Level. Please also make sure if the 15637345 changelist and 01/07/2019 build date are correct for SAMSUNG Galaxy J4 (2018).
If the specification posted for the software is correct and you want to use the TUN OPEN software from Tunisia, simply tap on the download button. Size of all flash files posted is 2.31 GB.