Galaxy S21 5G

SM-G991B

Release G991BXXS9EWI1

Austria · MOBAndroid 13Built 8/31/2023

Release information

Firmware identifiers

The software versions and region covered by this firmware update.

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Austria · CSC MOB · 5 carriers in 1 country

What is CSC?

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

A1 Telekom Austria

MCCMNC23202NWIDNW00119

A1.net

MCCMNC23201NWIDNW00119

A1 Telekom Austria

5G 3500LTE 800LTE 1800LTE 2100LTE 2600GSM 900

bobMVNO

MCCMNC23211NWIDNW00223

A1 Telekom Austria

Tele2MobilMVNO

MCCMNC23209NWIDNW00119

A1 Telekom Austria

yesss!MVNO

MCCMNC23212NWIDNW01565

A1 Telekom Austria

yesss!MVNO

MCCMNC23212NWIDNW00524

A1 Telekom Austria