Firmware G991BXXU8EWF1

Device Galaxy S21 5G

Model SM-G991B

Region MSR

Country Serbia

OS Android 13

Release Date 6/2/2023

Upload Date 6/16/2023

PDA G991BXXU8EWF1

CSC G991BOXM8EWF1

Changelist 26203421

Size 7904669058 bytes (approx. 7.4 GB)

MSR CSC Breakdown

Network ID

NW02128

Network Name

Yettel SRB

Network Country

Serbia

Network Bands

GSM 900 / GSM 1800 / UMTS 900 / UMTS 2100 / LTE 800 / LTE 1800