Firmware G991BXXU1ATLD

Device Galaxy S21 5G

Model SM-G991B

Region SIM

Country Slovenia

OS Android 11

Release Date 12/8/2020

Upload Date 1/16/2021

PDA G991BXXU1ATLD

CSC G991BOXM1ATLD

Changelist 20456419

Size 7578084048 bytes (approx. 7.1 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