Samsung Galaxy J8 J810MUBU3CUF1
SM-J810M 15 countries Android 10

Samsung Galaxy J8 J810MUBU3CUF1 Firmware

Samsung Galaxy J8 J810MUBU3CUF1 is an Android 10 firmware for 15 countries, 38 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 J810MUBS3CUE2: security patch 2021-06-01 instead of 2021-05-01. A newer build for SM-J810M is available: J810MUBU3CWB2.

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Android 10
OS Version
2021-07-15
First release
other regions until 2023-03-06
2021-06-01
Security patch
15
Countries
38
CSC codes
3
Bootloader binary

Bootloader binary 3. 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#.
    Your CSC is in Settings → About phone (About tablet) → Software information, or dial *#1234#. The CSC sets your region's features and network bands. Download the firmware for your country.
    10
    MODEM/CP Version: J810MUBU3CUG1
    ModelRegionCSC VersionBuild DateRelease dateSizeFile nameDownload
    SM-J810M
    ARO Argentina
    BVO Bolivia
    CHO, CHP, CHQ Chile
    COO Colombia
    +7 more countries
    DOO Dominican Republic
    EON Trinidad & Tobago
    GTO Guatemala
    PEO Peru
    TPA Panama
    UPO, UYO Uruguay
    ZTO Brazil
    		J810MOWO3CUF2 2021-10-19 2021-07-27 2.918 GiB
    SM-J810M_2_20210715010138_926mtv8p56_fac.zip
    SM-J810M
    CDR Dominican Republic
    CHL, CRC Chile
    COM Colombia
    CPA Panama
    +4 more countries
    CTI Argentina
    ECO Ecuador
    TCE Mexico
    ZTA Brazil
    		J810MOWA3CUF1 2021-10-22 2021-07-27 2.992 GiB
    SM-J810M_2_20210715025112_to5jmunt1w_fac.zip
    SM-J810M
    CHT Chile
    EBE Ecuador
    		J810MOWT3CUF1 2021-07-28 2021-07-29 3.035 GiB
    SM-J810M_2_20210715043139_ictwfhq5mo_fac.zip
    SM-J810M
    COB Colombia
    CRM Costa Rica
    SAM Peru
    TGU Guatemala
    +1 more country
    UFN Argentina
    		J810MOWT3CUC1 2021-10-05 2021-09-07 2.948 GiB
    SM-J810M_2_20210715042338_kswh3h7ylu_fac.zip
    SM-J810M
    COL Colombia
    TGP Paraguay
    		J810MOWM3CUF1 2021-10-16 2021-09-07 3.035 GiB
    SM-J810M_2_20210715041738_6xwle4v8c6_fac.zip
    SM-J810M
    ICE Costa Rica
    		J810MOWE3CUC1 2021-07-28 2021-07-29 3.415 GiB
    SM-J810M_2_20210715040609_mqqajza84g_fac.zip
    SM-J810M
    IUS Mexico
    		J810MOWC3CUF1 2021-09-09 2021-09-15 3.12 GiB
    SM-J810M_2_20210715040338_ytkd5dmm78_fac.zip
    SM-J810M
    MXO Mexico
    		J810MOWO3CUF1 2021-07-28 2021-07-29 2.917 GiB
    SM-J810M_2_20210715024338_b607mnyl9r_fac.zip
    SM-J810M
    PSN Argentina
    ZTM Brazil
    		J810MOWB3CUF1 2021-08-26 2021-07-29 2.968 GiB
    SM-J810M_2_20210715025438_10tt0qfd5c_fac.zip
    SM-J810M
    UNE Mexico
    		J810MOWC3CUF1 2023-03-06 2023-03-07 3.127 GiB
    SM-J810M_2_20211008025536_j5ta01p811_fac.zip

    No matching downloads

    Device specifications

    • Launched withAndroid 8.0
    • Display diagonal15.2 cm (6")
    • Display resolution720 x 1480 pixels
    • Display typeSAMOLED
    • Processor frequency1.8 GHz
    • Processor familyQualcomm Snapdragon
    • Processor model450
    • RAM4 GB
    • Rear camera resolution16 MP
    • Rear camera typeDual camera
    • SIM cardsDual SIM
    • Battery capacity3500 mAh
    • Weight177 g

    What's new in J810MUBU3CUF1

    • Added new feature. - Google RCS(Rich Communication Service)
    • The security of your device has been improved.

    How to flash J810MUBU3CUF1

    • J810MUBU3CUF1 has bootloader binary 3. Your device must run binary 3 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

    J810MUBU3CUF1 is Android 10 firmware for Samsung Galaxy J8, released for 15 countries, 38 CSC codes. It includes the 2021-06-01 security patch. Samsung built it on 2021-07-15.

    No. A newer build for SM-J810M is available: J810MUBU3CWB2. Install it instead of J810MUBU3CUF1 unless you need this exact version. The previous build was J810MUBS3CUE2.

    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 Samsung Galaxy J8 must be on bootloader binary 3 or lower.

    This build uses bootloader binary 3. It can be flashed on a Samsung Galaxy J8 running binary 3 or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 10 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 J8

    • Overall stability of your device has been improved.

    • Overall stability of your device has been improved.

    · 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.

    • Overall stability of functions improved.
    • The security of your device has been improved.

    Show 15 older builds

    • Added new feature. - Google RCS(Rich Communication Service)
    • The security of your device has been improved.

    • Added new feature. - Google RCS(Rich Communication Service)
    • The security of your device has been improved.

    · 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.

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

    No changelog details available.
    No changelog details available.

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

    One UI 2 upgrade with Android 10

    One UI 2 brings you Android 10, with exciting new features from Samsung and Google based on feedback from users like you.
    We recommend that you back up your important data to keep it safe during the upgrade.
    Some apps, including Calculator, Samsung Internet, Samsung Health and Samsung Notes, need to be updated individually after you update your OS.

    Here's what's new.

    Dark mode
    - Enhanced image, text, and color adjustments for day and night environments.
    - Dark...

    One UI 2 upgrade with Android 10

    One UI 2 brings you Android 10, with exciting new features from Samsung and Google based on feedback from users like you.
    We recommend that you back up your important data to keep it safe during the upgrade.
    Some apps, including Calculator, Samsung Internet, Samsung Health and Samsung Notes, need to be updated individually after you update your OS.

    Here's what's new.

    Dark mode
    - Enhanced image, text, and color adjustments for day and night environments.
    - Dark...

    · 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.

    Model firmware by region