Home / Firmware / SM-G998B / SIN
Device Galaxy S21 Ultra 5G
Model SM-G998B
Region SIN
OS Android 15
Release Date 1/21/2026
Upload Date 1/30/2026
PDA G998BXXSJHZA6
CSC G998BOXMJHZA6
Changelist 30959686
Size 9660943168 bytes (approx. 9.0 GB)
