Samsung Galaxy A16 5G A166MUBS2AXJ1
SM-A166M 2 countries Android 14

Samsung Galaxy A16 5G A166MUBS2AXJ1 Firmware

Samsung Galaxy A16 5G A166MUBS2AXJ1 is an Android 14 firmware for Guatemala (CGU), Uruguay (UPO). 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 A166MUBU1AXI8: bootloader binary raised from 1 to 2, so after installing it there is no way back to older builds; security patch 2024-10-01 instead of 2024-09-01. A newer build for SM-A166M is available: A166MUBSADZJA.

OS updates guaranteed until: Android 22Security updates until: Oct 24, 2032
9.1/10 (298)1,800 times
Android 14
OS Version
2024-10-17
First release
other regions until 2025-04-30
2024-10-01
Security patch
2
Countries
2
CSC codes
2
Bootloader binary

Bootloader binary 2. Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.

Newer builds of Samsung Galaxy A16 5G use bootloader binary A (10) (latest: A166MUBSADZJA). If your device already runs binary A (10), 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: A166MUBS2AXJ1
    ModelRegionCSC VersionRelease dateSizeFile nameDownload
    SM-A166M
    CGU Guatemala
    UPO Uruguay
    		A166MOWO2AXJ1 2024-10-30 5.853 GiB
    SM-A166M_2_20241017230751_niursj7urb_fac.zip

    No matching downloads

    Device specifications

    • Display diagonal17 cm (6.7")
    • Display resolution1080 x 2340 pixels
    • RAM8 GB
    • Rear camera resolution50 MP
    • Rear camera typeTriple camera
    • Battery capacity5000 mAh
    • Weight200 g

    Specifications of SM-A166B, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.

    What's new in A166MUBS2AXJ1

    • The security of your device has been improved.

    How to flash A166MUBS2AXJ1

    • A166MUBS2AXJ1 has bootloader binary 2. Your device must run binary 2 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

    A166MUBS2AXJ1 is Android 14 firmware for Samsung Galaxy A16 5G, released for Guatemala (CGU), Uruguay (UPO). It includes the 2024-10-01 security patch. Samsung built it on 2024-10-17.

    No. A newer build for SM-A166M is available: A166MUBSADZJA. Install it instead of A166MUBS2AXJ1 unless you need this exact version. The previous build was A166MUBU1AXI8.

    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 5.853 GiB; keep about twice that free on the computer to unzip it. The Samsung Galaxy A16 5G must be on bootloader binary 2 or lower.

    This build uses bootloader binary 2. It can be flashed on a Samsung Galaxy A16 5G running binary 2 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 2.

    Other builds and changelog for Samsung Galaxy A16 5G

    • Security
    The device is protected with improved security.

    These changes may vary depending on the model, country, or network operator of the customer environment.

    • Security
    The device is protected with improved security.

    These changes may vary depending on the model, country, or network operator of the customer environment.

    • Security
    The device is protected with improved security.

    These changes may vary depending on the model, country, or network operator of the customer environment.

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    • Security
    The device is protected with improved security.

    These changes may vary depending on the model, country, or network operator of the customer environment.

    Show 15 older builds

    • Security
    The device is protected with improved security.

    These changes may vary depending on the model, country, or network operator of the customer environment.

    • Security
    The device is protected with improved security.

    These changes may vary depending on the model, country, or network operator of the customer environment.

    • Security
    The device is protected with improved security.

    These changes may vary depending on the model, country, or network operator of the customer environment.

    • Security
    The device is protected with improved security.

    These changes may vary depending on the model, country, or network operator of the customer environment.

    · Device stability improvements, bug fixes.
    · New and / or enhanced features.
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    • Security
    The device is protected with improved security.

    These changes may vary depending on the model, country, or network operator of the customer environment.

    One UI 8.0 (Android 16)
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    • Security
    The device is protected with improved security.

    These changes may vary depending on the model, country, or network operator of the customer environment.

    • Security
    The device is protected with improved security.

    These changes may vary depending on the model, country, or network operator of the customer environment.

    • Security
    The device is protected with improved security.

    These changes may vary depending on the model, country, or network operator of the customer environment.

    One UI 7.0 Upgrade (Android 15)
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    Enjoy a more sophisticated and unique look. One UI 7 introduces a stunning redesign to key components including buttons, menus, notifications and control bars, providing a more consistent visual experience with curves and circles. Beautiful new colors, soft animations, and an innovative blur effect that's unique to One UI make information hierarchy clearer and help you focus on important information.

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    • The security of your device has been improved.

    • The security of your device has been improved.

    • The security of your device has been improved.

    • Stability and reliability
    Device behavior has been improved.
    • Security
    The device is protected with improved security.

    Model firmware by region