Home / Firmware / SM-G991B / UPO

Firmware G991BXXU4BULF

Device Galaxy S21 5G

Model SM-G991B

Region UPO

Country Paraguay

OS Android 12

Release Date 12/23/2021

Upload Date 1/24/2022

PDA G991BXXU4BULF

CSC G991BOWO4BULG

Changelist 23365054

Size 6912254939 bytes (approx. 6.4 GB)

UPO 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

Network ID

NW01038

Network Name

Personal PY

Network Country

Paraguay

Network Bands

GSM 850 / GSM 1900 / UMTS 850 / UMTS 1900 / LTE 1900

Network ID

NW00248

Network Name

Claro PY

Network Country

Paraguay

Network Bands

GSM 1900 / UMTS 1900 / LTE 1700

Network ID

NW01520

Network Name

Vox PY

Network Country

Paraguay

Network Bands

GSM 1900 / UMTS 900 / UMTS 1900 / LTE 1700

Network ID

NW01296

Network Name

Tigo PY

Network Country

Paraguay

Network Bands

GSM 850 / UMTS 850 / LTE 1700