Home / Firmware / SM-G991U / USC

Firmware G991USQS4BUKK

Device Galaxy S21 5G

Model SM-G991U

Region USC

Country USA

OS Android 12

Release Date 12/21/2021

Upload Date 1/13/2022

PDA G991USQS4BUKK

CSC G991UOYN4BUKK

Changelist 22916894

Size 7087209757 bytes (approx. 6.6 GB)

USC CSC Breakdown

Network ID

NW01420

Network Name

U.S. Cellular

Network Country

United States of America

Network Bands

LTE 700 / LTE 850

Network ID

NW01421

Network Name

USC Test

Network Country

Network Bands

any

Network ID

NW01860

Network Name

U.S. Cellular

Network Country

United States of America

Network Bands

LTE 700 / LTE 850

Network ID

NW01927

Network Name

USC Test CDMA

Network Country

Network Bands

any