Galaxy S21 5G

SM-G991B

Firmware G991BXXU1AUA4

Czechia · VDCAndroid 11Built Jan 6, 2021

Release information

Firmware identifiers

The software versions and region covered by this firmware update.

Czechia · CSC VDC · 1 carrier in 1 country

What is CSC?

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

Vodafone

MCCMNC23003NWIDNW01467

Vodafone Czech Republic

5G 7005G 18005G 21005G 3500LTE 800LTE 1800LTE 2100LTE 2600GSM 900GSM 1800