Firmware G991BXXU5CVF1

Device Galaxy S21 5G

Model SM-G991B

Region ZVV

Country Brazil

OS Android 12

Release Date 6/3/2022

Upload Date 7/23/2022

PDA G991BXXU5CVF1

CSC G991BOWO5CVFF

Changelist 24343029

Size 7115729525 bytes (approx. 6.6 GB)

ZVV CSC Breakdown

Network ID

NW01465

Network Name

VIVO

Network Country

Brazil

Network Bands

GSM 850 / GSM 1800 / UMTS 850 / UMTS 2100 / LTE 700 / LTE 1800 / LTE 2600 / 5G 700 / 5G 1800 / 5G 2300 / 5G 2600 / 5G 3500