Samsung Galaxy M55 5G M556EXXS3AXJ3
SM-M556E 1 country Android 14

Samsung Galaxy M55 5G M556EXXS3AXJ3 Firmware

Samsung Galaxy M55 5G M556EXXS3AXJ3 is an Android 14 firmware for Europe (EUX). It is the same firmware configured per region and carrier (CSC). Find your country below, verify the file and download for free. A newer build for SM-M556E is available: M556EXXS5DZH1.

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Android 14
OS Version
2024-10-14
Build Date
2024-09-01
Security patch
1
Countries
1
CSC codes
3
Bootloader binary

Bootloader binary 3. Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.

Newer builds of Samsung Galaxy M55 5G use bootloader binary 5 (latest: M556EXXS5DZH1). If your device already runs binary 5, 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: M556EXXS3AXJ3
    ModelRegionCSC VersionRelease dateSizeFile nameDownload
    SM-M556E
    EUX Europe
    		M556EOXM3AXJ3 2024-10-23 7.106 GiB
    SM-M556E_1_20241014214901_uvb5h6qqro_fac.zip

    No matching downloads

    How to flash M556EXXS3AXJ3

    • M556EXXS3AXJ3 has bootloader binary 3. Your device must run binary 3 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 M556EXXS3AXJ3

    • Security
    The device is protected with improved security.

    Security patch: September 2024

    SMR Sep-2024 fixes 62 vulnerabilities, 1 of them critical. Android Security Bulletin: 44, Samsung-specific issues (SVE): 18.

    Most severe Samsung fixes:

    • high Improper handling of exceptional conditions in ThemeCenter (CVE-2024-34638)
    • high Improper input validation in ThemeCenter application (CVE-2024-34645)
    • high Improper access control in DualDarManagerProxy (CVE-2024-34646)

    All fixes and Galaxy models with this patch

    Frequently Asked Questions

    M556EXXS3AXJ3 is Android 14 firmware for Samsung Galaxy M55 5G, released for Europe (EUX). It includes the 2024-09-01 security patch. Samsung built it on 2024-10-14.

    SMR Sep-2024 fixes 62 vulnerabilities, 1 of them critical. Android Security Bulletin: 44, Samsung-specific issues (SVE): 18.

    No. A newer build for SM-M556E is available: M556EXXS5DZH1. Install it instead of M556EXXS3AXJ3 unless you need this exact version.

    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 7.106 GiB; keep about twice that free on the computer to unzip it. The Samsung Galaxy M55 5G must be on bootloader binary 3 or lower.

    This build uses bootloader binary 3. It can be flashed on a Samsung Galaxy M55 5G running binary 3 or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". No other build of this model uses binary 3.

    Other builds and changelog for Samsung Galaxy M55 5G

    • Security
    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
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    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.

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

    No changelog details available.

    • Security
    The device is protected with improved security.

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