Firmware List:
# Model Version Region OS Size
1 SM-G991N G991NKSU1AUB8 KOO R(Android 11) 6.07 GB Download
2 SM-G991N G991NKSU1AUB2 KOO R(Android 11) 6.07 GB Download
3 SM-G991N G991NKSU1AUAA KOO R(Android 11) 6.07 GB Download