Galaxy S21 5G

SM-G991B

Release G991BXXSHHYJ1

Romania · OROAndroid 15Built 10/2/2025

Release information

Firmware identifiers

The software versions and region covered by this firmware update.

Romania · CSC ORO · 1 carrier in 1 country

What is CSC?

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

Orange

MCCMNC22610NWIDNW01064

Orange România

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