Samsung Galaxy J3 J337UUEU8BUI4
SM-J337U 1 country Android 9 (Pie)

Samsung Galaxy J3 J337UUEU8BUI4 Firmware

Samsung Galaxy J3 J337UUEU8BUI4 is an Android 9 (Pie) firmware for United States (XAA, XAR). 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 J337UUES8BUE1, Android and the bootloader binary are unchanged, so you can switch between the two in both directions. A newer build for SM-J337U is available: J337UUES9BUK1.

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Android 9 (Pie)
OS Version
2021-10-19
Build Date
2021-05-01
Security patch
1
Countries
2
CSC codes
8
Bootloader binary

Bootloader binary 8. Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.

Newer builds of Samsung Galaxy J3 use bootloader binary 9 (latest: J337UUES9BUK1). If your device already runs binary 9, 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: J337UUEU8BUI4
    ModelRegionCSC VersionRelease dateSizeFile nameDownload
    SM-J337U
    XAA, XAR United States
    		J337UOYM8BUI4 2021-10-19 2.111 GiB
    SM-J337U_1_20210929185121_k4ehcs4v2m_fac.zip

    No matching downloads

    How to flash J337UUEU8BUI4

    • J337UUEU8BUI4 has bootloader binary 8. Your device must run binary 8 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 J337UUEU8BUI4

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

    Rollout of J337UUEU8BUI4 by region

    Samsung released this build in all regions (2) on the same day, October 19, 2021.

    Frequently Asked Questions

    J337UUEU8BUI4 is Android 9 (Pie) firmware for Samsung Galaxy J3, released for United States (XAA, XAR). It includes the 2021-05-01 security patch. Samsung built it on 2021-10-19.

    No. A newer build for SM-J337U is available: J337UUES9BUK1. Install it instead of J337UUEU8BUI4 unless you need this exact version. The previous build was J337UUES8BUE1.

    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 2.111 GiB; keep about twice that free on the computer to unzip it. The Samsung Galaxy J3 must be on bootloader binary 8 or lower.

    This build uses bootloader binary 8. It can be flashed on a Samsung Galaxy J3 running binary 8 or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 1 other build of this model uses the same binary, so you can switch between them in both directions.

    Other builds and changelog for Samsung Galaxy J3

    · 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.

    · The security of your device has been improved.

    · Security patch update
    Show 6 older builds

    · The security of your device has been improved.

    Upgraded One UI for Android Pie

    One UI brings you Android Pie, with exciting new features and a whole new look and feel based on feedback from users in Samsung and Google.
    We recommend that you back up your important data to keep it safe before the upgrade.
    Some apps, including Calculator, Samsung Internet, Samsung Notes, and Samsung Members, need to be updated individually after you update your OS.
    To use the Remote unlock function in Find My Mobile on an Android Pie device, the screen lock pa...

    · The security of your device has been improved.

    Model firmware by region