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Firmware G991BXXU4CVC4

Device Galaxy S21 5G

Model SM-G991B

Region DOR

Country  DOMINICAN REPUBLIC

OS Android 12

Release Date 3/7/2022

Upload Date 5/20/2022

PDA G991BXXU4CVC4

CSC G991BOWE4CVB8

Changelist 23695702

Size 6840106818 bytes (approx. 6.4 GB)

DOR CSC Breakdown

Network ID
NW00410
Network Name
DOR DO1
Network Country
 Dominican Republic
Network Bands
GSM 900 / GSM 1800 / GSM 1900 / UMTS 900 / LTE 850 / LTE 900 / LTE 1700 / LTE 1900 / 5G 3500
Network ID
NW00411
Network Name
DOR DO2
Network Country
 Dominican Republic
Network Bands
GSM 900 / GSM 1800 / GSM 1900 / UMTS 900 / LTE 850 / LTE 900 / LTE 1700 / LTE 1900 / 5G 3500