Samsung Galaxy A51 A515U1UES5BUD1
SM-A515U1 5 countries Android 10

Samsung Galaxy A51 A515U1UES5BUD1 Firmware

Samsung Galaxy A51 A515U1UES5BUD1 is an Android 10 firmware for 5 countries, 16 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 A515U1UES5BTL1: security patch 2021-04-01 instead of 2021-01-01. A newer build for SM-A515U1 is available: A515U1UESCFXA2.

Download firmware
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Android 10
OS Version
2021-04-29
Build Date
2021-04-01
Security patch
5
Countries
16
CSC codes
5
Bootloader binary

Bootloader binary 5. Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.

Newer builds of Samsung Galaxy A51 use bootloader binary C (12) (latest: A515U1UESCFXA2). 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: A515U1UES5BUD1
    ModelRegionCSC VersionRelease dateSizeFile nameDownload
    SM-A515U1
    ACG, AIO, ATT, CCT, LRA, SPR, TMB, TMK, USC, VZW, XAA, XAR United States
    CHA, FKR, TFV, XAG
    		A515U1OYM5BUD1 2021-04-29 4.081 GiB
    SM-A515U1_1_20210413160106_3tw5v7698t_fac.zip
    		Download

    No matching downloads

    How to flash A515U1UES5BUD1

    • A515U1UES5BUD1 has bootloader binary 5. Your device must run binary 5 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 A515U1UES5BUD1

    • The security of your device has been improved.

    Rollout of A515U1UES5BUD1 by region

    Samsung released this build in all regions (16) on the same day, April 29, 2021.

    Device specifications

    • Display diagonal16.5 cm (6.5")
    • Display resolution1080 x 2400 pixels
    • Display typeSAMOLED
    • Rear camera resolution48 MP
    • Rear camera typeQuad camera
    • Battery capacity4000 mAh
    • Weight172 g

    Specifications of SM-A515, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.

    Frequently Asked Questions

    A515U1UES5BUD1 is Android 10 firmware for Samsung Galaxy A51, released for 5 countries, 16 CSC codes. It includes the 2021-04-01 security patch. Samsung built it on 2021-04-29.

    No. A newer build for SM-A515U1 is available: A515U1UESCFXA2. Install it instead of A515U1UES5BUD1 unless you need this exact version. The previous build was A515U1UES5BTL1.

    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 4.081 GiB; keep about twice that free on the computer to unzip it. The Samsung Galaxy A51 must be on bootloader binary 5 or lower.

    This build uses bootloader binary 5. It can be flashed on a Samsung Galaxy A51 running binary 5 or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 2 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 A51

    • Security
    The device is protected with improved security.

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

    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.

    • Security
    The device is protected with improved security.

    One UI 5.1 Update

    One UI 5.1 takes your phone to the next level with new Gallery features as well as productivity and personalization enhancements.

    Gallery

    More powerful search
    You can now search your Gallery for more than one person or subject at the same time. You can even search for people without tagging their names just by tapping their faces.

    Revamped info display
    When you swipe up while viewing a picture or video in your Gallery, you can see when and where the picture was taken, whi...

    One UI 5 Upgrade (Android 13)

    One UI 5 brings you more powerful personalization and makes it easier to get things done across your Galaxy devices.

    Visual design

    New app icons and illustrations
    Icon symbols are larger for a bolder look that's easier to scan. Subtle background gradients and improved contrast give a fresher, more natural feel. New help illustrations have been created to give a consistent look to all apps.

    Smoother than ever before
    New animations and transition effects make sw...

    Show 15 older builds

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

    One UI 4.1 Upgrade (Android 12)

    One UI 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 4.1 offers strong privacy protection to make sure your personal information doesn’t fall in...

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

    · The security of your device has been improved.

    One UI 3.1 Upgrade (Android 11)
    One UI 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 3.1 puts control in your hands with new privacy controls, one-time permissions, and enhanced Digital Wellbeing....

    • The security of your device has been improved.

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

    Wi-Fi
    - If quality information on nearby Wi-Fi routers can be measured, this information will appear as  Very Fast, Fast, Normal, or Slow.
      * This feature can be turned on or off in "Network Quality Information Display" settings.
    - When attempting to access a Wi-Fi router with a password, a newly added feature now allows the user to request the password of the Wi-Fi router from someone nearby who is saved in their contact list and has already connected to that router.
      * The "Request Passwo...

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

    · The security of your device has been improved.

    No changelog details available.
    Model firmware by region