Firmware G991BXXU3AUF6

Device Galaxy S21 5G

Model SM-G991B

Region MSR

Country Serbia

OS Android 11

Release Date 6/9/2021

Upload Date 6/29/2021

PDA G991BXXU3AUF6

CSC G991BOXM3AUF6

Changelist 21757183

Size 7502288208 bytes (approx. 7.0 GB)

MSR CSC Breakdown

Network ID

NW01259

Network Name

Telenor

Network Country

Serbia

Network Bands

GSM 900 / GSM 1800 / UMTS 900 / UMTS 2100 / LTE 800 / LTE 1800