Galaxy Z Flip 5

SM-F731B

Firmware F731BXXU6GZE3

Israel · ILPAndroid 16Built May 9, 2026

Release information

Firmware identifiers

The software versions and region covered by this firmware update.

PDA: F731BXXU6GZE3
CSC: F731BOXM6GZE3
Country: Israel
Changelist: 33419270
Build date: May 9, 2026
Upload date: May 25, 2026
File name: SM-F731B_4_20260509182241_kcws9si6fe_fac.zip

Inside the firmware

Software details

Read from the build properties and kernel of this firmware.

One UI: 8.5
Android: 16 (API 36)
Security patch: Apr 5, 2026
Bootloader: 6
Chipset: Snapdragon 8 Gen 2
Codename: b5q
Launched with: Android 13
Apps: 64-bit and 32-bit
Vendor base: Android 13
Build number: BP4A.251205.006.F731BXXU6GZE3
Kernel: 5.15.189-android13-8-33404244-abF731BXXU6GZE3

Supported networks

Israel · CSC ILP · 11 carriers in 4 countries

What is CSC?

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

Jawwal

MCCMNC42505NWIDNW00626

Palestine Cellular Communications Ltd.

UMTS 2100GSM 900

Wataniya Mobile

MCCMNC42506NWIDNW00955

Wataniya Palestine Ltd. ( Ooredoo )

UMTS 2100GSM 900GSM 1800

Roaming partners (9)

Asia Cell

MCCMNC41805NWIDNW00083

Asia Cell Telecommunications Company

UMTS 2100GSM 900

Fastlink

MCCMNC41866NWIDNW02269

Regional Telecom Company

LTE 2600

Korek

MCCMNC41840NWIDNW00661

Telecom Ltd

UMTS 2100GSM 900

Zain

MCCMNC41820NWIDNW01573

Zain Iraq

UMTS 2100GSM 900GSM 1800

Orange

MCCMNC41677NWIDNW00987

Petra Jordanian Mobile Telecommunications Company (MobileCom)

5GLTE 1800LTE 2600UMTS 2100GSM 900

Umniah

MCCMNC41603NWIDNW01393

Umniah Mobile Company

LTE 1800LTE 3500UMTS 2100

zain JO

MCCMNC41601NWIDNW01574

Jordan Mobile Telephone Services

LTE 1800UMTS 2100GSM 900

Alfa

MCCMNC41501NWIDNW00070

MIC 1

LTE 800LTE 1800UMTS 2100GSM 900

Touch

MCCMNC41503NWIDNW01993

MIC 2

LTE 800LTE 1800UMTS 2100GSM 900