Firmware G991BXXS9EWI3

Device Galaxy S21 5G

Model SM-G991B

Region UYO

Country Uruguay

OS Android 13

Release Date 9/14/2023

Upload Date 9/23/2023

PDA G991BXXS9EWI3

CSC G991BOWO9EWF2

Changelist 26203421

Size 7503997039 bytes (approx. 7.0 GB)

UYO CSC Breakdown

Network ID

NW00149

Network Name

Ancel UY

Network Country

Uruguay

Network Bands

GSM 1800 / UMTS 850 / UMTS 2100 / LTE 700 / LTE 1700 / 5G 28000

Network ID

NW00256

Network Name

Claro UY

Network Country

Uruguay

Network Bands

GSM 1900 / UMTS 1900 / LTE 1700

Network ID

NW00790

Network Name

Movistar UY

Network Country

Uruguay

Network Bands

GSM 850 / GSM 1900 / UMTS 850 / LTE 1900