Home / Firmware / SM-F721B / INS

Firmware F721BXXSBIZC1

Device Galaxy Z Flip4

Model SM-F721B

Region INS

Country India

OS Android 16

Release Date 3/9/2026

Upload Date 3/31/2026

PDA F721BXXSBIZC1

CSC F721BOXMBIZB6

Changelist 31998945

Size 10875741344 bytes (approx. 10.1 GB)

INS CSC Breakdown

Network ID

NW01190

Network Name

STEL

Network ID

NW01089

Network Name

RJIL

Network Country

India

Network Bands

LTE 850 / LTE 1800 / TD-LTE 2300

Network ID

NW01216

Network Name

TataDOCOMO

Network Country

India

Network Bands

CDMA 850 / GSM 1800 / UMTS 2100

Network ID

NW00065

Network Name

Airtel

Network Country

India

Network Bands

GSM 900 / GSM 1800 / LTE 900 / LTE 1800 / TD-LTE 2300

Network ID

NW00201

Network Name

CellOne Kolkata

Network Country

India

Network Bands

GSM 900 / UMTS 2100 / LTE 2100

Network ID

NW01491

Network Name

Vodafone IN

Network Country

India

Network Bands

GSM 900 / GSM 1800 / UMTS 2100 / LTE 900 / LTE 1800 / LTE 2100 / TD-LTE 2500

Network ID

NW01492

Network Name

Vodafone Jammu

Network Country

India

Network Bands

GSM 1800 / UMTS 2100 / LTE 1800 / LTE 2100 / TD-LTE 2500

Network ID

NW00688

Network Name

Loop Mobile

Network Country

India

Network Bands

GSM 900

Network ID

NW00408

Network Name

Dolphin Delhi

Network Country

India

Network Bands

GSM 900 / UMTS 2100 / LTE 1800

Network ID

NW00441

Network Name

Dolphin Mumbai

Network Country

India

Network Bands

GSM 900 / UMTS 2100

Network ID

NW00582

Network Name

IDEA

Network Country

India

Network Bands

GSM 900 / GSM 1800 / UMTS 2100 / LTE 900 / LTE 1800 / LTE 2100 / TD-LTE 2500

Network ID

NW00583

Network Name

IDEA Karnataka

Network Country

India

Network Bands

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

Network ID

NW00606

Network Name

IDEA Punjab

Network Country

India

Network Bands

GSM 900 / LTE 900 / LTE 1800 / LTE 2100 / TD-LTE 2500

Network ID

NW00126

Network Name

Aircel South

Network Country

India

Network Bands

GSM 900

Network ID

NW00059

Network Name

Aircel East

Network Country

India

Network Bands

GSM 900

Network ID

NW00061

Network Name

Aircel North

Network Country

India

Network Bands

GSM 900 / UMTS 2100

Network ID

NW00215

Network Name

CellOne South

Network Country

India

Network Bands

GSM 900 / UMTS 2100 / LTE 2100

Network ID

NW01075

Network Name

Reliance RTel

Network Country

India

Network Bands

LTE

Network ID

NW01074

Network Name

Reliance RCOM

Network Country

India

Network Bands

LTE

Network ID

NW01379

Network Name

Uninor

Network Country

India

Network Bands

GSM 1800

Network ID

NW01427

Network Name

Videocon

Network ID

NW00214

Network Name

Cellone North

Network Country

India

Network Bands

GSM 900 / UMTS 2100 / LTE 2100

Network ID

NW00216

Network Name

Cellone West

Network Country

India

Network Bands

GSM 900 / UMTS 2100 / LTE 2100

Network ID

NW02101

Network Name

TashiCell

Network Country

Bhutan

Network Bands

GSM 900 / GSM 1800 / UMTS 850 / LTE 700

Network ID

NW02150

Network Name

Bhutan Telecom

Network Country

Bhutan

Network Bands

GSM 900 / UMTS 850 / UMTS 2100 / LTE 1800

Network ID

NW02206

Network Name

DSA