Firmware G991BXXS3AUJ7

Device Galaxy S21 5G

Model SM-G991B

Region TMS

Country SLOVAKIA

OS Android 11

Release Date 10/18/2021

Upload Date 10/29/2021

PDA G991BXXS3AUJ7

CSC G991BOXM3AUIE

Changelist 22520315

Size 7532004816 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