Firmware G991BXXSEGYA2

Device Galaxy S21 5G

Model SM-G991B

Region XEF

OS Android 14

Release Date 1/22/2025

Upload Date 2/20/2025

PDA G991BXXSEGYA2

CSC G991BOXMEGXL2

Changelist 28579955

Size 8748913424 bytes (approx. 8.1 GB)