Firmware G991BXXU1AUB8

Device Galaxy S21 5G

Model SM-G991B

Region TMZ

Country CZECH

OS Android 11

Release Date 2/11/2021

Upload Date 2/18/2021

PDA G991BXXU1AUB8

CSC G991BOXM1AUB8

Changelist 20701476

Size 7606312288 bytes (approx. 7.1 GB)

TMZ CSC Breakdown

Network ID

NW01335

Network Name

T-Mobile CZ

Network Country

Czech Republic

Network Bands

GSM 900 / LTE 800 / LTE 1800 / LTE 2100 / LTE 2600 / 5G 700 / 5G 1800 / 5G 2100