Samsung Galaxy S21+ 5G G996BXXSEGYA4
SM-G996B 1 country Android 14

Samsung Galaxy S21+ 5G G996BXXSEGYA4 Firmware

Samsung Galaxy S21+ 5G G996BXXSEGYA4 is an Android 14 firmware for Ecuador (ECO). 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 G996BXXUEGYA3: security patch 2025-02-01 instead of 2024-11-01. A newer build for SM-G996B is available: G996BXXUJHZF2.

OS updates guaranteed until: Android 15Security updates until: Jan 23, 2026
9.1/10 (279)1,746 times
Android 14
OS Version
2025-05-14
Build Date
2025-02-01
Security patch
1
Countries
1
CSC codes
E (14)
Bootloader binary

Bootloader binary E (14). Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.

Newer builds of Samsung Galaxy S21+ 5G use bootloader binary J (19) (latest: G996BXXUJHZF2). If your device already runs binary J (19), 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: G996BXXSEGYA4
    ModelRegionCSC VersionRelease dateSizeFile nameDownload
    SM-G996B
    ECO Ecuador
    		G996BOWOEGYA3 2025-05-14 8.295 GiB
    SM-G996B_4_20250318022730_1px7uk5gfc_fac.zip

    No matching downloads

    Device specifications

    • Launched withAndroid 11
    • Display diagonal17 cm (6.7")
    • Display resolution2400 x 1080 pixels
    • Display typeDynamic AMOLED 2X
    • Processor frequency2.9 GHz
    • RAM8 GB
    • RAM typeLPDDR5
    • Rear camera resolution12 MP
    • Rear camera typeTriple camera
    • SIM cardsDual SIM
    • Battery capacity4800 mAh
    • Weight202 g

    What's new in G996BXXSEGYA4

    • The security of your device has been improved.

    How to flash G996BXXSEGYA4

    • G996BXXSEGYA4 has bootloader binary E (14). Your device must run binary E (14) 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.

    Frequently Asked Questions

    G996BXXSEGYA4 is Android 14 firmware for Samsung Galaxy S21+ 5G, released for Ecuador (ECO). It includes the 2025-02-01 security patch. Samsung built it on 2025-05-14.

    No. A newer build for SM-G996B is available: G996BXXUJHZF2. Install it instead of G996BXXSEGYA4 unless you need this exact version. The previous build was G996BXXUEGYA3.

    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 8.295 GiB; keep about twice that free on the computer to unzip it. The Samsung Galaxy S21+ 5G must be on bootloader binary E (14) or lower.

    This build uses bootloader binary E (14). It can be flashed on a Samsung Galaxy S21+ 5G running binary E (14) or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 6 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 S21+ 5G

    • Stability and reliability
    Device behavior has been improved.

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

    • Security
    The device is protected with improved security.

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

    • Security
    The device is protected with improved security.

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

    • Security
    The device is protected with improved security.

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

    • Security
    The device is protected with improved security.

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

    Show 15 older builds

    • Security
    The device is protected with improved security.

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

    • Security
    The device is protected with improved security.

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

    • Security
    The device is protected with improved security.

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    • The security of your device has been improved.

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    • The security of your device has been improved.

    • The security of your device has been improved.

    • The security of your device has been improved.

    • Security
    The device is protected with improved security.

    • The security of your device has been improved.

    • Security
    The device is protected with improved security.

    • The security of your device has been improved.

    • The security of your device has been improved.

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

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