Firmware G991BXXU9EWH5

Device Galaxy S21 5G

Model SM-G991B

Region O2C

Country Czech Republic

OS Android 13

Release Date 8/9/2023

Upload Date 9/5/2023

PDA G991BXXU9EWH5

CSC G991BOXM9EWH5

Changelist 27100863

Size 7972767493 bytes (approx. 7.4 GB)

O2C CSC Breakdown

Network ID

NW02029

Network Name

O2.CZ

Network Country

Czech Republic

Network Bands

GSM 900 / GSM 1800 / LTE 800 / LTE 1800 / LTE 2600 / TD-LTE 2600 / 5G 3500