Samsung Galaxy A12 S127DLUDU9CWH1
SM-S127DL 5 countries Android 12

Samsung Galaxy A12 S127DLUDU9CWH1 Firmware

Samsung Galaxy A12 S127DLUDU9CWH1 is an Android 12 firmware for 5 countries, 5 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 S127DLUDS8CWC1: bootloader binary raised from 8 to 9, so after installing it there is no way back to older builds; security patch 2023-07-01 instead of 2023-03-01. A newer build for SM-S127DL is available: S127DLUDSCCXJ4.

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Android 12
OS Version
2023-09-04
Build Date
2023-07-01
Security patch
5
Countries
5
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 A12 use bootloader binary C (12) (latest: S127DLUDSCCXJ4). If your device already runs binary C (12), 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: S127DLUDU9CWH1
    ModelRegionCSC VersionRelease dateSizeFile nameDownload
    SM-S127DL
    TFN United States
    TFA, TFC, TFO, TFV
    		S127DLTFN9CWH1 2023-09-04 3.784 GiB
    SM-S127DL_3_20230808203041_qv4d95yozp_fac.zip

    No matching downloads

    What's new in S127DLUDU9CWH1

    • Software and Terms & Conditions Update
    IMPORTANT INFORMATION: This update includes revised Terms & Conditions for your device, including the Dispute Resolution Agreement with arbitration terms. For more information, review https://www.samsung.com/us/support/legal/mobile/.
    ​By clicking “Install now,” by scheduling your install, or by continuing to use your device after installation, you agree to these revised Terms & Conditions.
    • Stability and reliability
    Device behavior has been improved.
    • Security
    The device is protected with improved security.

    How to flash S127DLUDU9CWH1

    • S127DLUDU9CWH1 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.

    Frequently Asked Questions

    S127DLUDU9CWH1 is Android 12 firmware for Samsung Galaxy A12, released for 5 countries, 5 CSC codes. It includes the 2023-07-01 security patch. Samsung built it on 2023-09-04.

    No. A newer build for SM-S127DL is available: S127DLUDSCCXJ4. Install it instead of S127DLUDU9CWH1 unless you need this exact version. The previous build was S127DLUDS8CWC1.

    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 3.784 GiB; keep about twice that free on the computer to unzip it. The Samsung Galaxy A12 must be on bootloader binary 9 or lower.

    This build uses bootloader binary 9. It can be flashed on a Samsung Galaxy A12 running binary 9 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 9.

    Other builds and changelog for Samsung Galaxy A12

    • The security of your device has been improved.

    · The security of your device has been improved.

    • The security of your device has been improved.

    • Software and Terms & Conditions Update
    IMPORTANT INFORMATION: This update includes revised Terms & Conditions for your device, including the Dispute Resolution Agreement with arbitration terms. For more information, review https://www.samsung.com/us/support/legal/mobile/.
    ​By clicking “Install now,” by scheduling your install, or by continuing to use your device after installation, you agree to these revised Terms & Conditions.
    • Stability and reliability
    Device behavior has been improved.
    •...

    • Security
    The device is protected with improved security.

    Show 8 older builds

    • Security
    The device is protected with improved security.

    • Security
    The device is protected with improved security.

    One UI Core 4.1 Upgrade (Android 12)

    One UI Core 4.1 brings you a wide array of new features and enhancements for your Galaxy devices. More intuitive, more fun, more secure, and easier than ever.

    Check out the changes below.

    Color palette

    Customize your phone with unique colors based on your wallpaper. Your colors will be applied to menus, buttons, backgrounds, and apps throughout your phone.

    Privacy

    One UI Core 4.1 offers strong privacy protection to make sure your personal information...

    · The security of your device has been improved.

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

    • Overall device performance has been improved.
    • The security of your device has been improved.

    • Overall device performance has been improved.
    • The security of your device has been improved.

    One UI Core 3.1 Upgrade (Android 11)
    One UI Core 3.1 is designed to help you focus on what matters. Our visual redesign has improved the places you visit the most, like the Home screen and quick panel, to reduce distractions, highlight important information, and make your experience more consistent. Performance improvements will help apps run quicker while using less battery power. And One UI Core 3.1 puts control in your hands with new privacy controls, one-time permissions, and enhanced Digit...

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