Home / Firmware / SM-S921U1 / LLA

Firmware S921U1UEU4BYD9

Device Galaxy S24

Model SM-S921U1

Region LLA

Country PUERTO RICO

OS Android 15

Release Date 4/15/2025

Upload Date 5/8/2025

PDA S921U1UEU4BYD9

CSC S921U1OWA4BYD9

Changelist 30959686

Size 12863409168 bytes (approx. 12.0 GB)

LLA CSC Breakdown

Network ID

NW00057

Network Name

AT&T Mobility

Network Country

United States of America

Network Bands

GSM 850 / UMTS 850 / UMTS 1900

Network ID

NW00167

Network Name

AT&T Mobility

Network Country

United States of America

Network Bands

GSM 1900

Network ID

NW02038

Network Name

AT&T Mobility

Network Country

United States of America

Network Bands

GSM 850 / GSM 1900 / UMTS 850 / UMTS 1900 / LTE 700 / LTE 850 / LTE 1700 / LTE 1900 / LTE 2300 / 5G 850 / 5G 3700 / 5G 39000

Network ID

NW02036

Network Name

AT&T Mobility

Network Country

United States of America

Network Bands

GSM 850 / GSM 1900 / UMTS 850 / UMTS 1900 / LTE 700 / LTE 850 / LTE 1700 / LTE 1900 / LTE 2300 / 5G 850 / 5G 3700 / 5G 39000

Network ID

NW00168

Network Name

AT&T FirstNet

Network Country

United States of America

Network Bands

LTE 700

Network ID

NW02204

Network Name

LLA PR

Network Country

Puerto Rico

Network Bands

LTE 700 / LTE 850 / LTE 1700 / LTE 1900 / LTE 2300 / 5G 850