Samsung Galaxy Tab S10 FE+ X620ZCU4BYJ2
SM-X620 1 country Android 16

Samsung Galaxy Tab S10 FE+ X620ZCU4BYJ2 Firmware

Samsung Galaxy Tab S10 FE+ X620ZCU4BYJ2 is an Android 16 firmware for China (CHN). 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 X620XXU4BYI7, Android and the bootloader binary are unchanged, so you can switch between the two in both directions. A newer build for SM-X620 is available: X620XXSBCZI2.

OS updates guaranteed until: Android 22Security updates until: Apr 23, 2032
9.4/10 (25)84 times
Android 16
OS Version
2025-10-17
Build Date
2025-08-01
Security patch
1
Countries
1
CSC codes
4
Bootloader binary

Bootloader binary 4. Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.

Newer builds of Samsung Galaxy Tab S10 FE+ use bootloader binary B (11) (latest: X620XXSBCZI2). If your device already runs binary B (11), 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: X620ZCU4BYJ2
    ModelRegionCSC VersionRelease dateSizeFile nameDownload
    SM-X620
    CHN China
    		X620CHN4BYJ2 2025-11-04 8.193 GiB
    SM-X620_2_20251017154301_bb14nrqmdf_fac.zip

    No matching downloads

    Device specifications

    • Display diagonal33.3 cm (13.1")
    • Display resolution2880 x 1800 pixels
    • Rear camera resolution13 MP
    • Rear camera typeSingle camera
    • Front camera resolution12 MP
    • Wi-Fi standardWi-Fi 6 (802.11ax)
    • Weight664 g

    Specifications of SM-X620N, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.

    What's new in X620ZCU4BYJ2

    • Stability and reliability
    Device behavior has been improved.

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

    How to flash X620ZCU4BYJ2

    • X620ZCU4BYJ2 has bootloader binary 4. Your device must run binary 4 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

    X620ZCU4BYJ2 is Android 16 firmware for Samsung Galaxy Tab S10 FE+, released for China (CHN). It includes the 2025-08-01 security patch. Samsung built it on 2025-10-17.

    No. A newer build for SM-X620 is available: X620XXSBCZI2. Install it instead of X620ZCU4BYJ2 unless you need this exact version. The previous build was X620XXU4BYI7.

    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 8.193 GiB; keep about twice that free on the computer to unzip it. The Samsung Galaxy Tab S10 FE+ must be on bootloader binary 4 or lower.

    This build uses bootloader binary 4. It can be flashed on a Samsung Galaxy Tab S10 FE+ running binary 4 or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 5 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 Tab S10 FE+

    • 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.

    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...

    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.

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

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

    • Stability and reliability
    Device behavior has been improved.

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

    One UI 8.0 (Android 16)
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    Enhanced Lock screen widgets
    Do more on your Lock screen with brief widgets. 2 x 2 size widgets are now available, and the widget area is now larger so you can add even more widgets. You can choose either a horizontal or vertical widget layout.

    Productivity

    Check stock prices without unlocking
    Stocks you follow on Google Finance with big price changes will appear on your Now bar at the end of the trading day.

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    One UI 8.0 (Android 16)
    Productivity

    Easier file sharing with Quick Share
    It's never been easier to send and receive files. Tap the Quick Share button in quick settings to get started. You can receive files while the Quick Share screen is open and send files to others directly from Quick Share.

    Sticky notes
    Add quick annotations on top of documents in Samsung Notes. There's no limit to the number of sticky notes you can add, and it's easy to remove them later without disturbing the original...

    • 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