Samsung Galaxy Watch Ultra L705FXXU1AXG2
SM-L705F 5 countries Wear OS 6

Samsung Galaxy Watch Ultra L705FXXU1AXG2 Firmware

Samsung Galaxy Watch Ultra L705FXXU1AXG2 is an Wear OS 6 firmware for 5 countries, 5 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 L705FXXU1AXFB: Android updated from Android 14 to Wear OS 6. A newer build for SM-L705F is available: L705FXXS3BZF4.

Download firmware
8.7/10 (35)1,103 times
Wear OS 6
OS Version
2024-08-12
First release
other regions until 2024-08-13
2024-06-01
Security patch
5
Countries
5
CSC codes
1
Bootloader binary

Bootloader binary 1. Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.

Newer builds of Samsung Galaxy Watch Ultra use bootloader binary 3 (latest: L705FXXS3BZF4). If your device already runs binary 3, 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#.
    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.
    MODEM/CP Version: L705FXXU1AXG2
    ModelRegionCSC VersionBuild DateRelease dateSizeFile nameDownload
    SM-L705F
    ARO Argentina
    		L705FOWO1AXG2 2024-08-12 — 3.332 GiB
    SM-L705F_1_20240812171500_95z1f6r7fl_fac.zip
    SM-L705F
    CAU Kazakhstan
    		L705FOXX1AXG2 2024-08-12 2024-08-19 3.514 GiB
    SM-L705F_1_20240812170110_88f3r5cuf6_fac.zip
    SM-L705F
    MXO Mexico
    		L705FOWO1AXH1 2024-08-13 2024-08-13 3.332 GiB
    SM-L705F_1_20240813173210_ya7byrrrm4_fac.zip
    SM-L705F
    THL Thailand
    XNZ New Zealand
    		L705FOLB1AXG2 2024-08-12 2024-08-12 3.406 GiB
    SM-L705F_1_20240812170300_uur7fxpekt_fac.zip

    No matching downloads

    How to flash L705FXXU1AXG2

    • L705FXXU1AXG2 has bootloader binary 1. Your device must run binary 1 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 L705FXXU1AXG2

    • Stability and reliability
    - Battery charging stability has been improved.
    - Battery stability has been improved.
    - Overall device stability has been improved.

    Security patch: June 2024

    SMR Jun-2024 fixes 53 vulnerabilities, 1 of them critical. Android Security Bulletin: 36, Samsung Semiconductor: 4, Samsung-specific issues (SVE): 13.

    Most severe Samsung fixes:

    • critical Improper input validation vulnerability in chnactiv TA (CVE-2024-20881)
    • high Improper access control vulnerability in SmartManagerCN (CVE-2024-20874)
    • high Heap out-of-bound write vulnerability in parsing grid image header in libsavscmn.so (CVE-2024-20877)

    All fixes and Galaxy models with this patch

    Rollout of L705FXXU1AXG2 by region

    First release
    August 12, 2024
    Last region
    August 19, 2024
    Duration
    8 days
    Regions
    4
    1. Day 1 · · 2 regions
      New ZealandXNZThailandTHL
    2. Day 2 · · 1 region
      MexicoMXO
    3. Day 8 · · 1 region
      KazakhstanCAU

    Device specifications

    • Launched withWear OS
    • Display diagonal3.81 cm (1.5")
    • Display technologyAMOLED
    • Display resolution480 x 480 pixels
    • Processor frequency1600 MHz
    • RAM2000 MB
    • Flash memory64 GB
    • Battery capacity590 mAh
    • Weight60.5 g
    • Band materialTitanium
    • Band colourBlue
    • Band sizeOne Size

    Frequently Asked Questions

    L705FXXU1AXG2 is Wear OS 6 firmware for Samsung Galaxy Watch Ultra, released for 5 countries, 5 CSC codes. It includes the 2024-06-01 security patch. Samsung built it on 2024-08-12.

    SMR Jun-2024 fixes 53 vulnerabilities, 1 of them critical. Android Security Bulletin: 36, Samsung Semiconductor: 4, Samsung-specific issues (SVE): 13.

    No. A newer build for SM-L705F is available: L705FXXS3BZF4. Install it instead of L705FXXU1AXG2 unless you need this exact version. The previous build was L705FXXU1AXFB.

    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 Watch Ultra must be on bootloader binary 1 or lower.

    This build uses bootloader binary 1. It can be flashed on a Samsung Galaxy Watch Ultra running binary 1 or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 9 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 Watch Ultra

    • Security
    The device is protected with improved security.

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

    No changelog details available.

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

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

    No changelog details available.

    • Stability and reliability
    Device behavior has been improved.
    • 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 8 older builds
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    Check the information you need right now and start essential features straight from your watch face. Ongoing tasks will appear in the Now bar at the bottom of your watch face so you can check key information quickly.

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    • The usability of device operations has been improved.

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

    • Stability and reliability
    The stability has been improved.

    • Stability and reliability
    The stability has been improved.
    • Google Security patch
    The device is protected with improved security.

    • Stability and reliability
    The stability has been improved.

    • Stability and reliability
    - Battery charging stability has been improved.
    - Battery stability has been improved.
    - Overall device stability has been improved.

    No changelog details available.
    Model firmware by region