Home / Firmware / SM-G998N / KOO
Device Galaxy S21 Ultra 5G
Model SM-G998N
Region KOO
OS Android 15
Release Date 5/21/2025
Upload Date 6/9/2025
PDA G998NKSS9HYE5
CSC G998NOKR9HYE5
Changelist 30959686
Size 8356403152 bytes (approx. 7.8 GB)