Firmware G991BXXU3AUG4

Device Galaxy S21 5G

Model SM-G991B

Region TOP

Country Serbia

OS Android 11

Release Date 7/6/2021

Upload Date 7/20/2021

PDA G991BXXU3AUG4

CSC G991BOXM3AUG4

Changelist 22118362

Size 7504313488 bytes (approx. 7.0 GB)

TOP CSC Breakdown

Network ID

NW02073

Network Name

A1 SRB

Network Country

Serbia

Network Bands

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