Firmware G991NKSS8GYA1

Device Galaxy S21 5G

Model SM-G991N

Region LUC

OS Android 14

Release Date 1/7/2025

Upload Date 1/23/2025

PDA G991NKSS8GYA1

CSC G991NOKR8GYA1

Changelist 28579955

Size 7932384624 bytes (approx. 7.4 GB)