Samsung Galaxy S24 FE S721BXXS3AXK7
SM-S721B 14 countries Android 14

Samsung Galaxy S24 FE S721BXXS3AXK7 Firmware

Samsung Galaxy S24 FE S721BXXS3AXK7 is an Android 14 firmware for 14 countries, 19 CSC codes. 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 S721BXXS3AXK6, Android and the bootloader binary are unchanged, so you can switch between the two in both directions. A newer build for SM-S721B is available: S721BXXUEEZIF.

OS updates guaranteed until: Android 21Security updates until: Oct 23, 2031
8.9/10 (24)2,936 times
Android 14
OS Version
2024-12-03
Build Date
2024-12-01
Security patch
14
Countries
19
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 S24 FE use bootloader binary E (14) (latest: S721BXXUEEZIF). If your device already runs binary E (14), 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: S721BXXS3AXK6
    ModelRegionCSC VersionRelease dateSizeFile nameDownload
    SM-S721B
    ACR, KSA Saudi Arabia
    AFG Afghanistan
    AFR, DKR Kenya
    ECT Nigeria
    +10 more countries
    EGY Egypt
    FWD, MWD Morocco
    ILO Israel
    LYS Libya
    MID Iraq
    PAK, PKD Pakistan
    TUN Tunisia
    XFA, XFV South Africa
    XSG United Arab Emirates
    ILP
    		S721BOJM3AXK4 2024-12-12 17.182 GiB
    SM-S721B_1_20241203121750_czd1dn7v45_fac.zip

    No matching downloads

    Device specifications

    • Launched withAndroid 14
    • Display diagonal17 cm (6.7")
    • Display resolution1080 x 2340 pixels
    • Processor frequency2.9 GHz
    • Processor familySamsung Exynos
    • Processor model2400
    • RAM8 GB
    • Rear camera resolution50 MP
    • Rear camera typeTriple camera
    • SIM cardsDual SIM
    • Battery capacity4700 mAh
    • Weight213 g

    What's new in S721BXXS3AXK7

    • Security
    The device is protected with improved security.

    How to flash S721BXXS3AXK7

    • S721BXXS3AXK7 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.

    Frequently Asked Questions

    S721BXXS3AXK7 is Android 14 firmware for Samsung Galaxy S24 FE, released for 14 countries, 19 CSC codes. It includes the 2024-12-01 security patch. Samsung built it on 2024-12-03.

    No. A newer build for SM-S721B is available: S721BXXUEEZIF. Install it instead of S721BXXS3AXK7 unless you need this exact version. The previous build was S721BXXS3AXK6.

    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 17.182 GiB; keep about twice that free on the computer to unzip it. The Samsung Galaxy S24 FE must be on bootloader binary 3 or lower.

    This build uses bootloader binary 3. It can be flashed on a Samsung Galaxy S24 FE running binary 3 or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 15 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 S24 FE

    One UI 9
    Galaxy AI

    Enhanced Now nudge
    Now nudge provides helpful suggestions in more places throughout your Galaxy experience. In addition to the keyboard, suggestions will now appear in conversation notifications and in a floating button in the bottom right corner of the screen. There are also several new types of suggestions, like addresses or saving places in Google Maps.

    Focus on someone important
    My FanCam lets you select a person in a video and follow them automatically while cropping...

    • 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.

    One UI 8.5
    Visual design

    Fresh new look
    One UI seamlessly integrates into your daily routine by combining immersive visuals with meaningful personalization for a more refined and sophisticated design. Transparent blur effects add depth and make content easier to navigate, while floating elements react organically to your workflow for a more focused experience. Through familiar and intuitive data visualization, One UI delivers a design that feels both personal and relatable, helping you focus...

    • 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.

    • 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.

    One UI 8.0 (Android 16)
    Galaxy AI

    See calls on the screen
    Call captions show what each person says on the screen in real time during calls. Follow the conversation on your screen to make sure you don’t miss anything.

    Create unique pet portraits
    Bring out your pet's personality with Portrait studio. You can now apply portrait effects to pictures of dogs and cats in addition to people. Choose from styles like Fisheye lens, oil painting, and more.

    Clean up sound
    Use Audio eraser to automatica...

    • 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.

    • 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