Firmware G991BXXU3AUHB

Device Galaxy S21 5G

Model SM-G991B

Region XEZ

Country Czech Republic

OS Android 11

Release Date 8/17/2021

Upload Date 9/3/2021

PDA G991BXXU3AUHB

CSC G991BOXM3AUHB

Changelist 22360073

Size 7531847696 bytes (approx. 7.0 GB)

XEZ 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

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

Network ID

NW01467

Network Name

Vodafone CZ

Network Country

Czech Republic

Network Bands

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