Device Galaxy S21 5G

Model SM-G991B

Region PLS

Country  Poland

OS Android 15

Release Date 1/21/2026

Upload Date 2/3/2026

PDA G991BXXSJHZA6

CSC G991BOXMJHZA6

Changelist 30959686

Size 9064371824 bytes (approx. 8.4 GB)