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Firmware G991USQSEGXLB

Device Galaxy S21 5G

Model SM-G991U

Region SPR

Country  USA

OS Android 14

Release Date 12/20/2024

Upload Date 1/16/2025

PDA G991USQSEGXLB

CSC G991UOYNEGXLB

Changelist 28579955

Size 8277946608 bytes (approx. 7.7 GB)

SPR CSC Breakdown

Network ID
NW01159
Network Name
T-Mobile US
Network Country
 United States of America
Network Bands
LTE 850 / LTE 1900
Network ID
NW01668
Network Name
T-Mobile US
Network Country
 United States of America
Network Bands
LTE 850 / LTE 1900
Network ID
NW01895
Network Name
T-Mobile US
Network Country
 United States of America
Network Bands
LTE 850 / LTE 1900
Network ID
NW01160
Network Name
SPR Test
Network Country
 
Network Bands
any
Network ID
NW01951
Network Name
T-Mobile US
Network Country
 United States of America
Network Bands
LTE 850 / LTE 1900