Firmware G991BXXS3AUJ7

Device Galaxy S21 5G

Model SM-G991B

Region PRT

Country Poland

OS Android 11

Release Date 10/18/2021

Upload Date 10/29/2021

PDA G991BXXS3AUJ7

CSC G991BOXM3AUIE

Changelist 22520315

Size 7532002512 bytes (approx. 7.0 GB)

PRT CSC Breakdown

Network ID

NW01006

Network Name

PLAY

Network Country

Poland

Network Bands

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