Samsung Galaxy Z Fold5 F946BXXU5DXKB
SM-F946B 2 countries Android 14

Samsung Galaxy Z Fold5 F946BXXU5DXKB Firmware

Samsung Galaxy Z Fold5 F946BXXU5DXKB is an Android 14 firmware for Ecuador (EBE, ECO), Trinidad & Tobago (EON). It is the same firmware configured per region and carrier (CSC). Find your country below, verify the file and download for free. Compared with the previous build F946BXXS4DYB1: bootloader binary raised from 4 to 5, so after installing it there is no way back to older builds; security patch 2025-03-01 instead of 2025-02-01. A newer build for SM-F946B is available: F946BTBU7HZIK.

OS updates guaranteed until: Android 17Security updates until: Jul 29, 2028
Download firmware
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Android 14
OS Version
2025-05-07
Build Date
2025-03-01
Security patch
2
Countries
3
CSC codes
5
Bootloader binary

Bootloader binary 5. Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.

Newer builds of Samsung Galaxy Z Fold5 use bootloader binary 7 (latest: F946BTBU7HZIK). If your device already runs binary 7, this build cannot be flashed.

All regional downloads

Pick your region (CSC) to download the matching firmware package.

Paste your current build number from Settings > About phone (About tablet) > Software information, or the output of *#1234#.
    MODEM/CP Version: F946BXXU5DXKB
    ModelRegionCSC VersionRelease dateSizeFile nameDownload
    SM-F946B
    EBE, ECO Ecuador
    EON Trinidad & Tobago
    		F946BOWO5DXKB 2025-05-07 13.469 GiB
    SM-F946B_2_20250312034610_2z2le3z8dp_fac.zip
    		Download

    No matching downloads

    How to flash F946BXXU5DXKB

    • F946BXXU5DXKB has bootloader binary 5. Your device must run binary 5 or lower: it is the 5th character from the end of your current build number.
    • CSC: Use CSC for a clean install, to change the region (CSC code), to downgrade or to repair a device that does not boot.
    • HOME_CSC: Use HOME_CSC to update the same model and region while keeping your data. Back up anyway: a failed update can still require a reset.
    • The Download Mode key combo depends on the model: see all combos.
    Full flashing guide
    Beware: Manually flashing firmwares may brick your device. Use it at your own risk and follow our tutorial steps.

    What's new in F946BXXU5DXKB

    • Stability and reliability
    Device behavior has been improved.
    • Security
    The device is protected with improved security.

    Security patch: March 2025

    SMR Mar-2025 fixes 55 vulnerabilities, 11 of them critical. Android Security Bulletin: 49, Samsung-specific issues (SVE): 6.

    Most severe Samsung fixes:

    • high Improper access control in SecSettingsIntelligence (CVE-2025-20903)

    All fixes and Galaxy models with this patch

    Rollout of F946BXXU5DXKB by region

    Samsung released this build in all regions (3) on the same day, May 7, 2025.

    Device specifications

    • Launched withAndroid 13
    • Display diagonal19.3 cm (7.6")
    • Display resolution2176 x 1812 pixels
    • Processor familySnapdragon
    • Processor model8 Gen 2
    • RAM12 GB
    • Rear camera resolution50 MP
    • Rear camera typeTriple camera
    • SIM cardsDual SIM
    • Battery capacity4400 mAh
    • Weight253 g

    Frequently Asked Questions

    F946BXXU5DXKB is Android 14 firmware for Samsung Galaxy Z Fold5, released for Ecuador (EBE, ECO), Trinidad & Tobago (EON). It includes the 2025-03-01 security patch. Samsung built it on 2025-05-07.

    SMR Mar-2025 fixes 55 vulnerabilities, 11 of them critical. Android Security Bulletin: 49, Samsung-specific issues (SVE): 6.

    No. A newer build for SM-F946B is available: F946BTBU7HZIK. Install it instead of F946BXXU5DXKB unless you need this exact version. The previous build was F946BXXS4DYB1.

    Download the package for your region (CSC) and unzip it. In Odin, load each file into the slot with the same name: BL, AP, CP (if the package has one) and CSC, or HOME_CSC to keep your data. Odin checks the built-in checksum of every .tar.md5 file before flashing. The download is 13.469 GiB; keep about twice that free on the computer to unzip it. The Samsung Galaxy Z Fold5 must be on bootloader binary 5 or lower.

    This build uses bootloader binary 5. It can be flashed on a Samsung Galaxy Z Fold5 running binary 5 or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 13 other builds of this model use the same binary, so you can switch between them in both directions.

    Other builds and changelog for Samsung Galaxy Z Fold5

    No changelog details available.
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    The device is protected with improved security.

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    The device is protected with improved security.

    These changes may vary depending on the model, country, or network operator of the customer environment.

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    The device is protected with improved security.

    These changes may vary depending on the model, country, or network operator of the customer environment.

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    The device is protected with improved security.

    These changes may vary depending on the model, country, or network operator of the customer environment.

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    The device is protected with improved security.

    These changes may vary depending on the model, country, or network operator of the customer environment.

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    • Security
    The device is protected with improved security.

    These changes may vary depending on the model, country, or network operator of the customer environment.

    Model firmware by region