Galaxy J4

SM-J400M

Firmware J400MUBSECUL1

Puerto Rico · PCTAndroid 10Built Dec 17, 2021

Release information

Firmware identifiers

The software versions and region covered by this firmware update.

Inside the firmware

Read from the build properties and kernel of this firmware.

Puerto Rico · CSC PCT · 1 carrier in 1 country

What is CSC?

CSC is Samsung's region and carrier customization. The networks below are included in this release.

Claro Puerto Rico

MCCMNC330110NWIDNW00314

América Móvil

5G 17005G 25005G 28000LTE 700LTE 850LTE 1700LTE 2500UMTS 850GSM 850GSM 1900