Galaxy S21 5G

SM-G991B

Release G991BXXU4CVC4

Argentina · AROAndroid 12Built 3/7/2022

Release information

Firmware identifiers

The software versions and region covered by this firmware update.

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Argentina · CSC ARO · 6 carriers in 1 country

What is CSC?

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

Claro

MCCMNC722310NWIDNW00301

AMX Argentina S.A.

GSM 1900

Claro AR

MCCMNC72231NWIDNW00301

Movistar

MCCMNC72207NWIDNW00789

Telefónica Móviles Argentina S.A.

Movistar

MCCMNC722070NWIDNW00789

Telefónica Móviles Argentina S.A.

GSM 1900

Personal

MCCMNC722341NWIDNW01037

Telecom Personal S.A.

5G 7005G 26005G 3500LTE 700LTE 1700LTE 2600UMTS 850UMTS 1900GSM 850GSM 1900

Personal AR

MCCMNC72234NWIDNW01037