Firmware G991BXXS9EWH1

Device Galaxy S21 5G

Model SM-G991B

Region SIM

Country Slovenia

OS Android 13

Release Date 8/1/2023

Upload Date 8/14/2023

PDA G991BXXS9EWH1

CSC G991BOXM9EWH1

Changelist 26203421

Size 7903941425 bytes (approx. 7.4 GB)

SIM CSC Breakdown

Network ID

NW00048

Network Name

A1 SI

Network Country

Slovenia

Network Bands

GSM 900 / GSM 1800 / UMTS 900 / UMTS 2100 / LTE 800 / LTE 1800 / LTE 2100 / LTE 2600 / 5G 700 / 5G 3500