Firmware G991BXXU3AUHB

Device Galaxy S21 5G

Model SM-G991B

Region TMS

Country SLOVAKIA

OS Android 11

Release Date 8/17/2021

Upload Date 9/15/2021

PDA G991BXXU3AUHB

CSC G991BOXM3AUHB

Changelist 22360073

Size 7531848448 bytes (approx. 7.0 GB)

TMS CSC Breakdown

Network ID

NW01320

Network Name

T-Mobile SK

Network Country

Slovakia

Network Bands

GSM 900 / UMTS 2100 / LTE 800 / LTE 1800 / LTE 2100 / LTE 2600 / TD-LTE 3700 / 5G 2100