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Firmware G991U1UEU1AUA3

Device Galaxy S21 5G

Model SM-G991U1

Region AIO

Country  USA

OS Android 11

Release Date 1/5/2021

Upload Date 1/23/2021

PDA G991U1UEU1AUA3

CSC G991U1OYM1AUA3

Changelist 20700993

Size 6487767008 bytes (approx. 6.0 GB)

AIO CSC Breakdown

Network ID
NW00156
Network Name
Anritsu
Network Country
 
Network Bands
any

Network ID
NW00057
Network Name
AT&T Mobility
Network Country
 United States of America
Network Bands
GSM 850 / UMTS 850 / UMTS 1900

Network ID
NW02037
Network Name
AT&T Mobility
Network Country
 United States of America
Network Bands
GSM 850 / UMTS 850 / UMTS 1900