Firmware G991BXXU2AUC8

Device Galaxy S21 5G

Model SM-G991B

Region O2C

Country Czech Republic

OS Android 11

Release Date 3/19/2021

Upload Date 3/31/2021

PDA G991BXXU2AUC8

CSC G991BOXM2AUC8

Changelist 21282179

Size 7432965472 bytes (approx. 6.9 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