Firmware G991BXXU5CVH7

Device Galaxy S21 5G

Model SM-G991B

Region O2C

Country Czech Republic

OS Android 12

Release Date 8/11/2022

Upload Date 9/2/2022

PDA G991BXXU5CVH7

CSC G991BOXM5CVH7

Changelist 24896147

Size 7729621582 bytes (approx. 7.2 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