SC-54C 1 country Android 16

Samsung Galaxy Z Flip4 SC54COMU1EYJ3 Firmware

Samsung Galaxy Z Flip4 SC54COMU1EYJ3 is an Android 16 firmware for Japan (DCM). 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 SC54COMS1DYGB: Android updated from Android 15 to Android 16; security patch 2025-10-01 instead of 2025-08-01. A newer build for SC-54C is available: SC54COMS1EZH2.

9.4/10 (191)1,068 times
Android 16
OS Version
2025-11-24
Build Date
2025-10-01
Security patch
1
Countries
1
CSC codes
1
Bootloader binary

Bootloader binary 1. Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.

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: SC54COMU1EYJ3
    ModelRegionCSC VersionRelease dateSizeFile nameDownload
    SC-54C
    DCM Japan
    SC54CQCM1EYJ3 2025-11-25 8.98 GiB
    SC-54C_4_20251023070050_63ys8hq9gj_fac.zip

    No matching downloads

    What's new in SC54COMU1EYJ3

    One UI 8.0 (Android 16)
    Personalization

    Wallpaper suggestions
    Get help finding new wallpapers. Your phone will recommend the best photos from your Gallery in categories such as landscapes, cities, flowers, pets, and people.

    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.

    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.

    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.

    Scientific calculator in portrait view
    Use the scientific calculator without the need to rotate the screen. The scientific calculator now works in portrait view in addition to landscape.

    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 and public holidays in Reminder settings.

    Calendar

    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 and public holidays in Calendar settings.

    Samsung Health

    Running coach
    Whether you're a beginner or an experienced runner, the new Running coach feature in Samsung Health provides personalized training programs and tips to help you run farther and faster while minimizing the risk of injury. Works with Galaxy Watch7 or higher.

    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.

    Running challenges
    In addition to step challenges, you can now challenge your friends to run. You can set a target distance and see who gets there the fastest or set a time limit and see who runs the farthest.

    Check your antioxidant intake
    The Antioxidant index (Labs) feature uses your Galaxy Watch to detect the level of carotenoids in your skin. Carotenoids are a type of antioxidant contained in fruits and vegetables that can help prevent physical aging. Works with Galaxy Watch8 and Galaxy Watch Ultra.

    Food recording reminders
    Stay on track to meet your calorie goals. You can now set reminders for recording your food intake in Samsung Health.

    Track your vascular load
    Use your Galaxy Watch to measure your vascular load, which is the amount of stress on your blood vessels. First, create a baseline measurement by wearing your watch while sleeping for at least 3 days, then you'll be able to see when your vascular load gets higher or lower over time. Works with Galaxy Watch8 and Galaxy Watch Ultra.

    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 phone's Settings without the need to open the Galaxy Wearable app.

    Easily connect to Auracast broadcasts
    Auracast allows you to broadcast audio from one device to multiple listening devices at the same time. It's now easier to connect to Auracast broadcasts by simply scanning a QR code. You can also generate a QR code to let others connect to your broadcast.

    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.

    Improved profile cards
    It's easier to create and edit your profile card to get the perfect layout for your name and picture. After creating, you can share your profile card so other people can see it when you call them.

    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 phone. 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.

    Stronger account security
    Knox Matrix regularly scans devices signed in to your Samsung account for security risks. When a serious risk is found on a device, that device will be automatically signed out of your Samsung account to protect the security risk from spreading to your account and other devices. You can check the security status of your devices any time in Security and privacy settings.

    Show or hide notification content while locked
    The option to show or hide notification content while your phone is locked is now located in Notifications settings. Choose to show content for quick access to notifications without unlocking your phone, 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 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 or cover 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.

    Weather data provider
    Weather data is now provided by The Weather Channel in all regions. Some location names may be different after the update.

    How to flash SC54COMU1EYJ3

    • SC54COMU1EYJ3 has bootloader binary 1. Your device must run binary 1 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

    SC54COMU1EYJ3 is Android 16 firmware for Samsung Galaxy Z Flip4, released for Japan (DCM). It includes the 2025-10-01 security patch. Samsung built it on 2025-11-24.

    No. A newer build for SC-54C is available: SC54COMS1EZH2. Install it instead of SC54COMU1EYJ3 unless you need this exact version. The previous build was SC54COMS1DYGB.

    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 8.98 GiB; keep about twice that free on the computer to unzip it. The Samsung Galaxy Z Flip4 must be on bootloader binary 1 or lower.

    This build uses bootloader binary 1. It can be flashed on a Samsung Galaxy Z Flip4 running binary 1 or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 18 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 Z Flip4

    · Device stability improvements, bug fixes.
    · New and / or enhanced features.
    · Further improvements to performance.

    · Device stability improvements, bug fixes.
    · New and / or enhanced features.
    · Further improvements to performance.

    · Device stability improvements, bug fixes.
    · New and / or enhanced features.
    · Further improvements to performance.

    One UI 8.0 (Android 16)
    Personalization

    Wallpaper suggestions
    Get help finding new wallpapers. Your phone will recommend the best photos from your Gallery in categories such as landscapes, cities, flowers, pets, and people.

    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.

    Easier file sharing with Quick Share
    It's never been easier to send and receive files. Tap the Quic...

    · Device stability improvements, bug fixes.
    · New and / or enhanced features.
    · Further improvements to performance.

    Show 14 older builds
    One UI 7.0 Upgrade (Android 15)
    Bold new look

    Visual enhancements
    Enjoy a more sophisticated and unique look. One UI 7 introduces a stunning redesign to key components including buttons, menus, notifications and control bars, providing a more consistent visual experience with curves and circles. Beautiful new colors, soft animations, and an innovative blur effect that's unique to One UI make information hierarchy clearer and help you focus on important information.

    Reimagined Home screen
    Fr...

    · Device stability improvements, bug fixes.
    · New and / or enhanced features.
    · Further improvements to performance.

    · Device stability improvements, bug fixes.
    · New and / or enhanced features.
    · Further improvements to performance.

    · Device stability improvements, bug fixes.
    · New and / or enhanced features.
    · Further improvements to performance.

    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, Photo Editor, Smart select, 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 an...

    · Device stability improvements, bug fixes.
    · New and / or enhanced features.
    · Further improvements to performance.

    One UI 6.1 Upgrade
    Galaxy AI

    Instantly search for anything on your screen
    Circle to Search with Google 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 anything on the screen to start a Google 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 c...

    · Device stability improvements, bug fixes.
    · New and / or enhanced features.
    · Further improvements to performance.

    ・Device stability improvements, bug fixes.
    ・New and / or enhanced features.
    ・Further improvements to performance.

    <note>
    ・Please back up your data before updating.
    ・After the software is updated, downgrading to the previous version is not available.
    ・Please update the applications after the software is updated.
    ・Refer to this link (https://www.docomo.ne.jp/support/manual/sc54c/) to find out more about operation changes after updating the OS Android 14 (in Japanese only)

    · Device stability improvements, bug fixes.
    · New and / or enhanced features.
    · Further improvements to performance.

    · Device stability improvements, bug fixes.
    · New and / or enhanced features.
    · Further improvements to performance.

    · Device stability improvements, bug fixes.
    · New and / or enhanced features.
    · Further improvements to performance.

    ・Device stability improvements, bug fixes.
    ・New and / or enhanced features.
    ・Further improvements to performance.

    <note>
    ・Please back up your data before updating.
    ・After the software is updated, downgrading to the previous version is not available.
    ・Please update the applications after the software is updated.
    ・After the software is upgraded, Change Home Widget is removed from the widget list.
     ※You can continue to use the home widget you were using before the upgrade.
    ・Refer to this link t...

    · Device stability improvements, bug fixes.
    · New and / or enhanced features.
    · Further improvements to performance.