Home
My AccountLogin

Home  /  Firmware  /  SM-G991B  /  O2U

Firmware G991BXXS9EWJO

Device Galaxy S21 5G

Model SM-G991B

Region O2U

Country  UNITED KINGDOM

OS Android 13

Release Date 10/30/2023

Upload Date 11/10/2023

PDA G991BXXS9EWJO

CSC G991BOXM9EWJO

Changelist 27100863

Size 7972660586 bytes (approx. 7.4 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
NW02107
Network Name
O2 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