Home / Firmware / SM-G991U / TMB

Firmware G991USQU4BUK7

Device Galaxy S21 5G

Model SM-G991U

Region TMB

Country USA

OS Android 12

Release Date 11/5/2021

Upload Date 11/16/2021

PDA G991USQU4BUK7

CSC G991UOYN4BUK7

Changelist 22916894

Size 7097983472 bytes (approx. 6.6 GB)

TMB CSC Breakdown

Network ID

NW00156

Network Name

Anritsu

Network Country

Network Bands

any

Network ID

NW01305

Network Name

T-Mobile US

Network Country

United States of America

Network Bands

GSM 1900

Network ID

NW01986

Network Name

T-Mobile US

Network Country

United States of America

Network Bands

GSM 1900