Firmware G991BXXS2AUBB

Device Galaxy S21 5G

Model SM-G991B

Region O2U

Country UNITED KINGDOM

OS Android 11

Release Date 2/23/2021

Upload Date 3/8/2021

PDA G991BXXS2AUBB

CSC G991BOXM2AUBB

Changelist 20701476

Size 7606231744 bytes (approx. 7.1 GB)

O2U CSC Breakdown

Network ID

NW00928

Network Name

O2 Pay Monthly

Network Country

United Kingdom

Network Bands

GSM 900 / UMTS 900 / LTE 800 / LTE 900 / LTE 1800 / LTE 2100 / TD-LTE 2300 / 5G 700 / 5G 3500

Network ID

NW00886

Network Name

O2 Pay & Go

Network Country

United Kingdom

Network Bands

GSM 900 / UMTS 900 / LTE 800 / LTE 900 / LTE 1800 / LTE 2100 / TD-LTE 2300 / 5G 700 / 5G 3500

Network ID

NW01290

Network Name

Testbed

Network Country

United Kingdom

Network Bands

GSM 900 / UMTS 900 / LTE 800 / LTE 900 / LTE 1800 / LTE 2100 / TD-LTE 2300 / 5G 700 / 5G 3500