Samsung Galaxy Tab S8 5G X706CZCU9EYJ4

Samsung Galaxy Tab S8 5G X706CZCU9EYJ4 Firmware

Samsung Galaxy Tab S8 5G X706CZCU9EYJ4 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 X706CZCU9DYH4 https://samfirm.shop/build/X706CZCU9DYH4: Android updated from Android 15 to Android 16; security patch 2025-08-01 instead of 2025-07-01. A newer build for SM-X706C is available: X706CZCSBEZH3 https://samfirm.shop/build/X706CZCSBEZH3.

Download firmware
9.2/10 (31)140 times
Android 16
OS Version
2025-10-17
Build Date
2025-08-01
Security patch
1
Countries
1
CSC codes
9
Bootloader binary

Bootloader binary 9. Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.

Newer builds of Samsung Galaxy Tab S8 5G use bootloader binary B (11) (latest: X706CZCSBEZH3 https://samfirm.shop/build/X706CZCSBEZH3). 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: X706CZCU9EYJ4
    ModelRegionCSC VersionRelease dateSizeFile nameDownload
    SM-X706C
    CHC China
    X706CCHC9EYJ4 2025-10-30 8.468 GiB
    SM-X706C_4_20251017200851_938d6w5phi_fac.zip
    Download

    No matching downloads

    How to flash X706CZCU9EYJ4

    • X706CZCU9EYJ4 has bootloader binary 9. Your device must run binary 9 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 X706CZCU9EYJ4

    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 document.

    Find downloads fast
    You can now filter files based on the app that was used to download them. Works in the Downloaded and Recent views in My Files.

    Multi-pane file browsing
    It's easier to keep track of file paths when using My Files on a large screen. When you open a new folder, a new pane will be opened to show what's inside so you can easily get back to where you came from.

    Redesigned Samsung Internet
    Access the features you need quickly. The Samsung Internet menu has been optimized to make it easy to access the features you use most. You can also customize the layout to match your personal preferences.

    Multitasking

    Discover the new Samsung DeX
    Easily access a desktop workspace any time by swiping down from the handle at the top of the screen and seamlessly switch between tablet view and DeX. You can also expand your workspace by connecting an external display.

    Do more in DeX on connected displays
    You can now add widgets to your Home screen when using DeX on a connected display as well as control settings for the mouse and on-screen keyboard.

    Enhanced display support for DeX
    The new Samsung DeX gives you more options when connected to an external monitor or TV. You can choose an optimized display resolution up to WQHD and rotate the display 90, 180, or 270 degrees.

    Enhanced split screen view
    While 2 apps are open in split screen view, you can push one app against the edge of the screen to keep it partially visible while giving most of your focus to the other app. Tap the smaller app any time to switch between them quickly.

    Open 3 apps in split screen
    While your tablet is in landscape orientation, you can now open 3 apps side-by-side. Apps will appear in portrait view, just like they would look on a standard phone screen.

    Reminder

    New Reminder interface
    The Reminder app has been redesigned with categories shown at the top of the screen, making it easier to see how many reminders are in each category with a quick glance. Custom categories can be hidden with a quick tap to free up more screen space. Tap one more time to make them appear again.

    New sample reminders
    Discover the power of reminders. Sample reminder templates are now available in the Reminder app. Explore these reminders to see what you can do to manage important tasks in your life.

    Add reminders easily
    It's never been easier to add new reminders. Just type your reminder into the box at the bottom of the screen. Suggestions will appear as you type that you can tap to save time. You can add checklists, locations, and pictures using the buttons below the text box. Or, if you don't want to type at all, tap the Mic icon for voice input.

    Avoid interruption on days off
    You now have the option of pausing reminder alerts on weekends in Reminder settings.

    Calendar

    Multi-pane view
    See more at once on large screens in landscape view. You can view your monthly schedule and the schedule for an individual day side by side.

    Manage reminders in Calendar
    You can easily create reminders in the Calendar app without opening the Reminder app. Whenever you tap the + button, you'll have the choice of adding an event or a reminder. You can also drag and drop reminders on your calendar to reschedule them.

    Add events quickly
    When you start adding an event in the quick add menu, you'll get suggestions for event names and times based on your past events. Just tap one of the suggestions to add an event without additional typing.

    Avoid interruption on your days off
    You now have the option of pausing calendar event alerts on weekends in Calendar settings.

    Samsung Health

    Bedtime guidance
    Get to sleep at the right time so you wake up feeling refreshed. The new Bedtime guidance feature analyzes your sleep data and recommends the best time to go to sleep each night.

    Photo and video

    Swipe up or down to open quick controls
    Access quick controls in Camera even quicker than before by swiping up or down anywhere in the preview area. In Camera settings, change the Swipe up/down option to open quick controls.

    Audio enhancements

    Quick access to Galaxy Buds settings
    It's easier than ever before to control your Galaxy Buds. You can now adjust Buds settings directly from your tablet's Settings without the need to open the Galaxy Wearable app.

    Communication

    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.

    Review recorded calls in Contacts
    It's now easier to review your past conversations. Calls you've recorded now appear on the contact history screen.

    Security and privacy

    Enhanced Secure Folder
    Keep sensitive apps and data in a separate, protected area of your tablet. You can now set Secure Folder to close apps and prevent notifications when you lock it. You can also completely hide and encrypt your Secure Folder for maximum protection.

    Show or hide notification content while locked
    The option to show or hide notification content while your tablet is locked is now located in Notifications settings. Choose to show content for quick access to notifications without unlocking your tablet, or choose to hide content to keep your notifications private and prevent others from seeing them.

    Accessibility

    Pinch and zoom with the Assistant menu
    The Assistant menu now provides more ways to zoom in and out on the screen. In addition to dragging with one finger, you can now adjust the zoom level by pressing buttons on the screen.

    Control mouse actions with your keyboard
    If you can't or don't want to use a mouse, turn on Mouse keys in Accessibility settings to use your physical keyboard to move the mouse pointer, click, hold, and scroll.

    Magnify your keyboard
    You can now make the keys on the on-screen keyboard larger so they're easier to see and tap. Turn on Magnify keyboard while typing in Magnification settings to try it.

    Easily pair Bluetooth hearing aids
    You can now pair and connect your Bluetooth hearing aid devices directly on the Hearing aid support screen in Accessibility settings.

    Modes and routines

    New preset routines
    Check out the new preset routines for weather and other advanced conditions. Use them as they are, or customize them to meet your needs.

    New routine actions
    New actions are available for getting data from the Clock, Calendar, and Samsung Notes apps. After you get data, you can use it in other conditions or actions in your routine.

    Even more improvements

    Easily organize alarms
    You can now add existing alarms to an alarm group by tapping the + button on the Alarm group screen. You can also add an alarm group to a widget on your Home screen so you can turn all of the alarms in the group on or off with a single tap.

    Enhanced app notification settings
    You can now choose the pop-up notification style for each app separately in the app’s notification settings.

    Revamped weather visuals
    The Weather app now provides more rich and realistic images to help you intuitively understand the current weather conditions.

    Security patch: August 2025

    SMR Aug-2025 fixes 36 vulnerabilities, 1 of them critical. Android Security Bulletin: 28, Samsung-specific issues (SVE): 8.

    All fixes and Galaxy models with this patch

    Device specifications

    • Display diagonal27.9 cm (11")
    • Display resolution2560 x 1600 pixels
    • Rear camera resolution13 MP
    • Rear camera typeDual camera
    • Front camera resolution12 MP
    • Wi-Fi standardWi-Fi 6 (802.11ax)
    • Weight507 g

    Specifications of SM-X706B, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.

    Frequently Asked Questions

    X706CZCU9EYJ4 is Android 16 firmware for Samsung Galaxy Tab S8 5G, released for China (CHC). It includes the 2025-08-01 security patch. Samsung built it on 2025-10-17.

    SMR Aug-2025 fixes 36 vulnerabilities, 1 of them critical. Android Security Bulletin: 28, Samsung-specific issues (SVE): 8.

    No. A newer build for SM-X706C is available: X706CZCSBEZH3. Install it instead of X706CZCU9EYJ4 unless you need this exact version. The previous build was X706CZCU9DYH4.

    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 8.468 GiB; keep about twice that free on the computer to unzip it. The Samsung Galaxy Tab S8 5G must be on bootloader binary 9 or lower.

    This build uses bootloader binary 9. It can be flashed on a Samsung Galaxy Tab S8 5G running binary 9 or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 7 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 S8 5G

    https://samfirm.shop/build/X706CZCSBEZH3

    • 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)
    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...

    • 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.

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

    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...

    Show 11 older builds

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

    • Overall stability of your device has been improved.
    • The latest Android security patch has been applied.
    - Device security has been further enhanced.

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

    One UI 6.1.1 Update
    Galaxy AI

    Turn simple sketches into awesome images
    Start with a simple drawing, choose your style, and let Galaxy AI transform it into a captivating work of art. Sketch to image is available in Samsung Notes, Air command, and the Edge panels.

    Create unique portraits
    With a wide variety of AI-generated portrait styles, you can create a whole new look for your own profile image in Contacts or someone else’s, or use Photo Editor to invent something new for your photos that...

    https://samfirm.shop/build/X706CZCS8CXG5

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

    One UI 6.1 Upgrade
    Galaxy AI

    Instantly search for anything on your screen
    Touch to Search lets you easily learn more about anything shown on your screen without switching apps. Just touch and hold the Home button or navigation handle, then circle or touch anything on the screen to start a search.

    Translate phone calls in real time
    Need to call someone who doesn't speak your language? No problem! Live translate provides real-time translation during calls. The other person on the call can hea...

    One UI 6.0 Upgrade (Android 14)
    Quick panel

    New button layout
    The quick panel has a new layout that makes it easier to access the features you use most. WLAN and Bluetooth now have their own dedicated buttons at the top of the screen, while visual features, like Dark mode and Eye comfort shield have been moved to the bottom. Other quick settings buttons appear in a customizable area in the middle.

    Instantly access the full quick panel
    By default, a compact quick panel with notifications app...

    One UI 5.1.1 Update
    Multitasking

    Better app previews on the Recents screen
    The Recents screen now shows apps as they will appear after you open them. You can easily see if an app is opened in split screen, full screen, or as a pop-up.

    Easily switch from pop-up view to split screen
    Press and hold the handle at the top of the pop-up window, then drag the app to the side of the screen where you want it to be shown.

    Restore pop-ups snapped to the edge of the screen
    Drag an app in pop-up view t...

    • New Video call continuity feature
    Continue video calls from your phone to a nearby tablet.
    ※ In order to use “Video call continuity” feature, both the tablet and phone must support this feature.
    • The Camera and Gallery functions have been improved.
    • Overall stability of your device has been improved.
    • The latest Android security patch has been applied.
    - Device security has been further enhanced.

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