Samsung Galaxy Tab S10 Ultra 5G X926CZCS6CZA3
SM-X926C 1 country Android 16

Samsung Galaxy Tab S10 Ultra 5G X926CZCS6CZA3 Firmware

Samsung Galaxy Tab S10 Ultra 5G X926CZCS6CZA3 is an Android 16 firmware for China (CHC). 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 X926CZCS5CYK1: bootloader binary raised from 5 to 6, so after installing it there is no way back to older builds; security patch 2026-01-01 instead of 2025-12-01. A newer build for SM-X926C is available: X926CZCSADZH1.

Download firmware
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Android 16
OS Version
2026-01-29
Build Date
2026-01-01
Security patch
1
Countries
1
CSC codes
6
Bootloader binary

Bootloader binary 6. Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.

Newer builds of Samsung Galaxy Tab S10 Ultra 5G use bootloader binary A (10) (latest: X926CZCSADZH1). If your device already runs binary A (10), 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: X926CZCS6CZA3
    ModelRegionCSC VersionRelease dateSizeFile nameDownload
    SM-X926C
    CHC China
    		X926CCHC6CZA3 2026-02-09 9.838 GiB
    SM-X926C_3_20260129120210_0kudc6r6x0_fac.zip
    		Download

    No matching downloads

    How to flash X926CZCS6CZA3

    • X926CZCS6CZA3 has bootloader binary 6. Your device must run binary 6 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 X926CZCS6CZA3

    • 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 patch: January 2026

    SMR Jan-2026 fixes 32 vulnerabilities, 2 of them critical. Android Security Bulletin: 21, Samsung Semiconductor: 4, Samsung-specific issues (SVE): 7.

    Most severe Samsung fixes:

    • high Improper input validation in SecSettings prior to SMR Jan-2026 Release 1 allows local attacker to access file with system privilege. User interaction is required for triggering this vulnerability. (CVE-2026-20969)
    • high Use After Free in PROCA driver prior to SMR Jan-2026 Release 1 allows local attackers to potentially execute arbitrary code. (CVE-2026-20971)
    • high Out-of-bounds read in libimagecodec.quram.so prior to SMR Jan-2026 Release 1 allows remote attacker to access out-of-bounds memory. (CVE-2026-20973)

    All fixes and Galaxy models with this patch

    Device specifications

    • Display diagonal37.1 cm (14.6")
    • Display resolution2960 x 1848 pixels
    • Rear camera resolution13 MP
    • Rear camera typeDual camera
    • Front camera resolution12 MP
    • Wi-Fi standardWi-Fi 7 (802.11be)
    • Weight718 g

    Specifications of SM-X926B, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.

    Frequently Asked Questions

    X926CZCS6CZA3 is Android 16 firmware for Samsung Galaxy Tab S10 Ultra 5G, released for China (CHC). It includes the 2026-01-01 security patch. Samsung built it on 2026-01-29.

    SMR Jan-2026 fixes 32 vulnerabilities, 2 of them critical. Android Security Bulletin: 21, Samsung Semiconductor: 4, Samsung-specific issues (SVE): 7.

    No. A newer build for SM-X926C is available: X926CZCSADZH1. Install it instead of X926CZCS6CZA3 unless you need this exact version. The previous build was X926CZCS5CYK1.

    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 9.838 GiB; keep about twice that free on the computer to unzip it. The Samsung Galaxy Tab S10 Ultra 5G must be on bootloader binary 6 or lower.

    This build uses bootloader binary 6. It can be flashed on a Samsung Galaxy Tab S10 Ultra 5G running binary 6 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 6.

    Other builds and changelog for Samsung Galaxy Tab S10 Ultra 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.

    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.

    • 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)
    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...

    Show 6 older builds

    • 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.

    • Security
    The device is protected with improved security.

    One UI 7.0 Upgrade (Android 15)
    Galaxy AI

    Write like a pro
    Let Galaxy AI help you with writing tasks by tapping the 4-star icon that appears whenever you select text. You can correct spelling and grammar, change tone, summarize, or apply formatting. You can even start with a short snippet and let the AI do the writing for you.

    Transcribe and summarize recorded calls
    It's easier than ever to review the content of your recorded calls in the Samsung Phone app. You can view the entire conversat...

    • The latest Android security patch has been applied.
    - Device security has been further enhanced.

    Model firmware by region