Home / Firmware / SM-G991U / USC

Firmware G991USQU3AUDD

Device Galaxy S21 5G

Model SM-G991U

Region USC

Country USA

OS Android 11

Release Date 4/30/2021

Upload Date 5/17/2021

PDA G991USQU3AUDD

CSC G991UOYN3AUDD

Changelist 21556280

Size 6851705824 bytes (approx. 6.4 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