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 8.0.0 January 14, 19 Puerto Rico (PCT) J400MUBS2ARL1
Galaxy J4 SM-J400M 8.0.0 March 27, 19 Puerto Rico (PCT) J400MUBS2ASC2
Galaxy J4 SM-J400M 8.0.0 May 13, 19 Puerto Rico (PCT) J400MUBS3ASD4
Galaxy J4 SM-J400M Pie(Android 9) June 07, 19 Puerto Rico (PCT) J400MUBS3BSE3
Galaxy J4 SM-J400M Pie(Android 9) July 13, 19 Puerto Rico (PCT) J400MUBS4BSG1
Galaxy J4 SM-J400M Pie(Android 9) September 14, 19 Puerto Rico (PCT) J400MUBS4BSI1
Galaxy J4 SM-J400M Pie(Android 9) October 22, 19 Puerto Rico (PCT) J400MUBS4BSI2
Galaxy J4 SM-J400M Pie(Android 9) December 18, 19 Puerto Rico (PCT) J400MUBS5BSK1
Galaxy J4 SM-J400M Pie(Android 9) February 20, 20 Puerto Rico (PCT) J400MUBS6BTA1
Galaxy J4 SM-J400M Pie(Android 9) March 26, 20 Puerto Rico (PCT) J400MUBS7BTB3
Galaxy J4 SM-J400M Pie(Android 9) May 26, 20 Puerto Rico (PCT) J400MUBS8BTE2
Galaxy J4 SM-J400M Pie(Android 9) July 21, 20 Puerto Rico (PCT) J400MUBS9BTF3
Galaxy J4 SM-J400M 8.0.0 August 09, 18 Puerto Rico (PCT) J400MUBU2ARG7
Galaxy J4 SM-J400M 8.0.0 October 24, 18 Puerto Rico (PCT) J400MUBU2ARI2
Galaxy J4 SM-J400M 8.0.0 December 14, 18 Puerto Rico (PCT) J400MUBU2ARJ3

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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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