Galaxy Z Flip4

SM-F721B

Firmware F721BXXSBIZB6

Nigeria · ECTAndroid 16Built Feb 13, 2026

Release information

Firmware identifiers

The software versions and region covered by this firmware update.

PDA: F721BXXSBIZB6
CSC: F721BOXMBIZB6
Country: Nigeria
Changelist: 31998945
Build date: Feb 13, 2026
Upload date: Mar 3, 2026
File name: SM-F721B_5_20260214050041_tgls0pdshc_fac.zip

Inside the firmware

Software details

Read from the build properties and kernel of this firmware.

One UI: 8.0
Android: 16 (API 36)
Security patch: Feb 5, 2026
Bootloader: B (11)
Chipset: Qualcomm taro
Codename: b4q
Launched with: Android 12L
Apps: 64-bit and 32-bit
Vendor base: Android 12
Build number: BP2A.250605.031.A3.F721BXXSBIZB6
Kernel: 5.10.236-android12-9-31998796-abF721BXXSBIZB6

Supported networks

Nigeria · CSC ECT · 9 carriers in 3 countries

What is CSC?

CSC is Samsung's region and carrier customization. The networks below are included in this release.

9mobile

MCCMNC62160NWIDNW00108

Emerging Markets Telecommunication Services Ltd.

LTE 1800UMTS 2100GSM 900GSM 1800

Airtel

MCCMNC62120NWIDNW00065

Bharti Airtel Limited

5G 3500LTE 1800UMTS 2100GSM 900GSM 1800

Glo

MCCMNC62150NWIDNW00536

Globacom Ltd

LTE 700LTE 2600UMTS 2100GSM 900GSM 1800

MTN

MCCMNC62130NWIDNW00818

MTN Nigeria Communications Limited

5G 3500LTE 800LTE 2600TD-LTE 3500UMTS 2100GSM 900GSM 1800

Ntel

MCCMNC62140NWIDNW00874

Nigerian Mobile Telecommunications Limited

LTE 900LTE 1800

Smile

MCCMNC62127NWIDNW01152

Smile Communications Nigeria

LTE 800

Spectranet

MCCMNC62124NWIDNW02439

TD-LTE 2300

Roaming partners (2)

MTN

MCCMNC61603NWIDNW02316

Spacetel Benin

5G 3500LTE 1800UMTS 900UMTS 2100GSM 900GSM 1800

Lonestar Cell MTN

MCCMNC61801NWIDNW00825

Lonestar Communications Corporation

LTEUMTS 2100GSM 900GSM 1800