Firmware G998BXXSGHYH1

Device Galaxy S21 Ultra 5G

Model SM-G998B

Region BAA

OS Android 15

Release Date 8/4/2025

Upload Date 9/9/2025

PDA G998BXXSGHYH1

CSC G998BOWEGHYH1

Changelist 30959686

Size 8523095136 bytes (approx. 7.9 GB)