Home / Firmware / SM-G991B / ZTM
Device Galaxy S21 5G
Model SM-G991B
Region ZTM
Country BRAZIL
OS Android 15
Release Date 4/15/2025
Upload Date 5/9/2025
PDA G991BXXUEHYD5
CSC G991BOWOEHYD5
Changelist 30959686
Size 9080908976 bytes (approx. 8.5 GB)