Firmware G991BXXU4BVB1

Device Galaxy S21 5G

Model SM-G991B

Region INU

OS Android 12

Release Date 2/3/2022

Upload Date 2/19/2022

PDA G991BXXU4BVB1

CSC G991BOXM4BVB1

Changelist 23365054

Size 7683902395 bytes (approx. 7.2 GB)