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Available Regions

J400m Firmware

This is where you can download and install the latest firmware for the J400M. There are plenty of firmware versions for different countries. Please make sure to pick the one that fits yours. Model number and country are the two main things that you should look out for. Feel free to check out the available downloading options for J400M firmware.

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Name Model Version Date Region / Carrier PDA
Galaxy J4 SM-J400M Q(Android 10) August 18, 20 Dominican Republic (CDR) J400MUBU9CTGO
Galaxy J4 SM-J400M Pie(Android 9) July 02, 20 Dominican Republic (CDR) J400MUBS8BTF1
Galaxy J4 SM-J400M Pie(Android 9) April 28, 20 Dominican Republic (CDR) J400MUBS7BTD1
Galaxy J4 SM-J400M Pie(Android 9) February 27, 20 Dominican Republic (CDR) J400MUBS6BTB2
Galaxy J4 SM-J400M Pie(Android 9) December 18, 19 Dominican Republic (CDR) J400MUBS5BSK1
Galaxy J4 SM-J400M Pie(Android 9) October 22, 19 Dominican Republic (CDR) J400MUBS4BSI2
Galaxy J4 SM-J400M Pie(Android 9) September 14, 19 Dominican Republic (CDR) J400MUBS4BSI1
Galaxy J4 SM-J400M Pie(Android 9) August 22, 19 Dominican Republic (CDR) J400MUBU4BSG3
Galaxy J4 SM-J400M 8.0.0 May 10, 19 Dominican Republic (CDR) J400MUBS3ASD4
Galaxy J4 SM-J400M 8.0.0 March 26, 19 Dominican Republic (CDR) J400MUBS2ASC2
Galaxy J4 SM-J400M 8.0.0 January 18, 19 Dominican Republic (CDR) J400MUBU2ARL4
Galaxy J4 SM-J400M 8.0.0 November 29, 18 Dominican Republic (CDR) J400MUBU2ARJ3
Galaxy J4 SM-J400M 8.0.0 October 16, 18 Dominican Republic (CDR) J400MUBS2ARI1
Galaxy J4 SM-J400M 8.0.0 August 09, 18 Dominican Republic (CDR) J400MUBU2ARG7

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What's my model number?

There are several ways to locate your model number:

Option 1
On your device, go to Settings, then "About device" and scroll down to "Model number"
Option 2
Often times you can view the model number inside the device, by removing the battery
Option 3
Using Samsung's model/serial number location tool

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