Home / Firmware / SM-G998U / ATT
Device Galaxy S21 Ultra 5G
Model SM-G998U
Region ATT
OS Android 15
Release Date 9/3/2025
Upload Date 9/25/2025
PDA G998USQSHHYI1
CSC G998UOYNHHYI1
Changelist 30959686
Size 8707949600 bytes (approx. 8.1 GB)
