Firmware G991BXXU1ATLD

Device Galaxy S21 5G

Model SM-G991B

Region MWD

Country MOROCCO

OS Android 11

Release Date 12/8/2020

Upload Date 1/19/2021

PDA G991BXXU1ATLD

CSC G991BOXM1ATLD

Changelist 20456419

Size 7578084048 bytes (approx. 7.1 GB)

MWD CSC Breakdown

Network ID

NW01915

Network Name

Orange MA

Network Country

Morocco

Network Bands

GSM 900 / GSM 1800 / UMTS 2100 / LTE 800 / LTE 1800 / LTE 2600

Network ID

NW01532

Network Name

WANA GSM

Network Country

Morocco

Network Bands

GSM 900 / GSM 1800

Network ID

NW00577

Network Name

IAM

Network Country

Morocco

Network Bands

GSM 900 / GSM 1800 / UMTS 2100 / LTE 800 / LTE 2600