Samsung Galaxy A21s A217MUBS8CUJ2
SM-A217M 8 countries Android 11

Samsung Galaxy A21s A217MUBS8CUJ2 Firmware

Samsung Galaxy A21s A217MUBS8CUJ2 is an Android 11 firmware for 8 countries, 8 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 A217MUBU7CUI1: bootloader binary raised from 7 to 8, so after installing it there is no way back to older builds; security patch 2021-11-01 instead of 2021-09-01. A newer build for SM-A217M is available: A217MUBSCDXF2.

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Android 11
OS Version
2021-11-23
First release
other regions until 2021-12-24
2021-11-01
Security patch
8
Countries
8
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 A21s use bootloader binary C (12) (latest: A217MUBSCDXF2). 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: A217MUBS8CUJ2
    ModelRegionCSC VersionRelease dateSizeFile nameDownload
    SM-A217M
    COM Colombia
    CPA Panama
    CRC Chile
    ECO Ecuador
    +4 more countries
    PCT Puerto Rico
    PET Peru
    PGU Guatemala
    TCE Mexico
    		A217MOWA8CUJ2 2021-11-24 3.712 GiB
    SM-A217M_1_20211105225631_535iik8gfk_fac.zip

    No matching downloads

    How to flash A217MUBS8CUJ2

    • A217MUBS8CUJ2 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 A217MUBS8CUJ2

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

    Rollout of A217MUBS8CUJ2 by region

    First release
    November 24, 2021
    Last region
    December 27, 2021
    Duration
    34 days
    Regions
    8
    1. Day 1 · · 7 regions
      ChileCRCColombiaCOMGuatemalaPGUMexicoTCEPanamaCPAPeruPETPuerto RicoPCT
    2. Day 34 · · 1 region
      EcuadorECO

    Device specifications

    • Display diagonal16.5 cm (6.5")
    • Display resolution720 x 1600 pixels
    • Display typePLS
    • Processor frequency2 GHz
    • RAM4 GB
    • Rear camera resolution48 MP
    • Rear camera typeQuad camera
    • SIM cardsDual SIM
    • Battery capacity5000 mAh
    • Weight192 g

    Frequently Asked Questions

    A217MUBS8CUJ2 is Android 11 firmware for Samsung Galaxy A21s, released for 8 countries, 8 CSC codes. It includes the 2021-11-01 security patch. Samsung built it on 2021-11-23.

    No. A newer build for SM-A217M is available: A217MUBSCDXF2. Install it instead of A217MUBS8CUJ2 unless you need this exact version. The previous build was A217MUBU7CUI1.

    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 3.712 GiB; keep about twice that free on the computer to unzip it. The Samsung Galaxy A21s must be on bootloader binary 8 or lower.

    This build uses bootloader binary 8. It can be flashed on a Samsung Galaxy A21s running binary 8 or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 4 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 A21s

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

    · Security patch update

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

    · Security patch update

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

    Show 12 older builds
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    · Device stability improvements, bug fixes.
    · New and / or enhanced features.
    · Further improvements to performance.

    • The security of your device has been improved.

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

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

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

    • The performance of Camera has been improved
    • Enhanced Quick Share
    - Improve file sharing between Galaxy devices using Quick Share.
    • The security of your device has been improved.

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

    Model firmware by region