Home / Firmware / SM-G991U1 / ATC

Firmware G991U1UEU9EWI2

Device Galaxy S21 5G

Model SM-G991U1

Region ATC

Country USA

OS Android 13

Release Date 9/12/2023

Upload Date 10/10/2023

PDA G991U1UEU9EWI2

CSC G991U1OYM9EWI2

Changelist 27100863

Size 7213989915 bytes (approx. 6.7 GB)

ATC CSC Breakdown

Network ID

NW01879

Network Name

Altice USA Wireless, Inc.

Network Country

United States of America

Network Bands

MVNO

Network ID

NW01961

Network Name

ATC TEST

Network Country

Network Bands

any