Home / Firmware / SM-G991N / KTC

Firmware G991NKSS3CVI3

Device Galaxy S21 5G

Model SM-G991N

Region KTC

Country KOREA

OS Android 12

Release Date 9/16/2022

Upload Date 9/22/2022

PDA G991NKSS3CVI3

CSC G991NOKR3CVI3

Changelist 24896801

Size 6742980330 bytes (approx. 6.3 GB)

KTC CSC Breakdown

Network ID

NW01125

Network Name

SK Telecom

Network Country

South Korea

Network Bands

UMTS 2100 / LTE 850 / LTE 1800 / LTE 2100 / LTE 2600 / 5G 3500 / 5G 28000

Network ID

NW01126

Network Name

SK Telecom Roaming

Network Country

South Korea

Network Bands

UMTS 2100 / LTE 850 / LTE 1800 / LTE 2100 / LTE 2600 / 5G 3500 / 5G 28000

Network ID

NW00680

Network Name

LG U+

Network Country

South Korea

Network Bands

LTE 850 / LTE 2100 / LTE 2600 / 5G 3500

Network ID

NW00681

Network Name

LG U+ Roaming

Network Country

South Korea

Network Bands

LTE 850 / LTE 2100 / LTE 2600 / 5G 3500

Network ID

NW00649

Network Name

Network Country

South Korea

Network Bands

UMTS 2100 / LTE 900 / LTE 1800 / LTE 2100

Network ID

NW00650

Network Name

KT Roaming

Network Country

South Korea

Network Bands

UMTS 2100 / LTE 900 / LTE 1800 / LTE 2100