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Home / Firmware / SM-G991B / BOG

Firmware G991BXXSIHYK1

Device Galaxy S21 5G

Model SM-G991B

Region BOG

OS Android 15

Release Date 11/5/2025

Upload Date 12/2/2025

PDA G991BXXSIHYK1

CSC G991BOXMIHYK1

Changelist 30959686

Size 9061365440 bytes (approx. 8.4 GB)

Samsung Galaxy S21 5G (SM-G991B) Android 15 Firmware (G991BXXSIHYK1) – BOG | SamFrew