Home
SAMFREW.COM
My AccountLogin

Home  /  Firmware  /  SM-G991B  /  ZTO

Firmware G991BXXU9EWI7

Device Galaxy S21 5G

Model SM-G991B

Region ZTO

Country  Brazil

OS Android 13

Release Date 9/26/2023

Upload Date 10/9/2023

PDA G991BXXU9EWI7

CSC G991BOWO9EWI6

Changelist 27100863

Size 7582710499 bytes (approx. 7.1 GB)

ZTO CSC Breakdown

Network ID
NW01299
Network Name
TIM
Network Country
 Brazil
Network Bands
GSM 900 / GSM 1800 / UMTS 850 / UMTS 900 / UMTS 2100 / LTE 700 / LTE 1800 / LTE 2100 / LTE 2600 / 5G 700 / 5G 1800 / 5G 2300 / 5G 2600 / 5G 3500
Network ID
NW00243
Network Name
Claro
Network Country
 Brazil
Network Bands
GSM 900 / GSM 1800 / UMTS 850 / UMTS 2100 / LTE 700 / LTE 1800 / LTE 2600 / 5G 2300 / 5G 2600 / 5G 3500
Network ID
NW01465
Network Name
VIVO
Network Country
 Brazil
Network Bands
GSM 850 / GSM 1800 / UMTS 850 / UMTS 2100 / LTE 700 / LTE 1800 / LTE 2600 / 5G 700 / 5G 1800 / 5G 2300 / 5G 2600 / 5G 3500
Network ID
NW00901
Network Name
Oi
Network Country
 Brazil
Network Bands
GSM 1800 / UMTS 2100
Network ID
NW01087
Network Name
Sercomtel
Network Country
 Brazil
Network Bands
GSM 900 / GSM 1800 / UMTS 850
Network ID
NW02251
Network Name
Algar
Network Country
 Brazil
Network Bands
GSM 900 / GSM 1800 / UMTS 2100 / LTE 700 / LTE 1800 / 5G 2300
Network ID
NW00855
Network Name
Nextel
Network Country
 Brazil
Network Bands
UMTS 2100 / LTE 1800 / LTE 2100
Network ID
NW01017
Network Name
Porto Conecta
Network Country
 Brazil
Network Bands
MVNO
Network ID
NW01587
Network Name
Surf Telecom
Network Country
 Brazil
Network Bands
MVNO
Network ID
NW02165
Network Name
Arqia
Network Country
 Brazil
Network Bands
MVNO
Network ID
NW02174
Network Name
Americanet
Network ID
NW02266
Network Name
UNIFIQUE
Network Country
 Brazil
Network Bands
5G 3500
Network ID
NW02234
Network Name
Brisanet