SM-R815N 3 countries

Samsung Galaxy Watch 42mm R815NKOU1BSG3 Firmware

Samsung Galaxy Watch 42mm R815NKOU1BSG3 is an Android firmware for LUO, SKO, South Korea (KTC, KTO, LUC, SKC). It is the same firmware configured per region and carrier (CSC). Find your country below, verify the file and download for free. A newer build for SM-R815N is available: R815NKOU1DVG1.

Download firmware
8.7/10 (35)567 times
2019-07-29
Build Date
3
Countries
6
CSC codes
1
Bootloader binary

Bootloader binary 1. 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#.
    MODEM/CP Version: R815NKOU1BSG3
    ModelRegionCSC VersionSizeFile nameDownload
    SM-R815N
    KTC, KTO, LUC, SKC South Korea
    LUO, SKO
    		R815NOKA1BSG3 641.454 MiB
    SM-R815N_1_20190729165214_ezsc30drft_fac.zip
    		Download

    No matching downloads

    How to flash R815NKOU1BSG3

    • R815NKOU1BSG3 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.

    Device specifications

    • Launched withTizen
    • Display diagonal3.3 cm (1.3")
    • Display technologyOLED
    • Display resolution360 x 360 pixels
    • Battery capacity472 mAh
    • Weight63 g
    • Waterproof up to50 m
    • Band colourRose gold

    Specifications of SM-R815F, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.

    Frequently Asked Questions

    No. A newer build for SM-R815N is available: R815NKOU1DVG1. Install it instead of R815NKOU1BSG3 unless you need this exact version.

    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 641.454 MiB; keep about twice that free on the computer to unzip it. The Samsung Galaxy Watch 42mm must be on bootloader binary 1 or lower.

    This build uses bootloader binary 1. It can be flashed on a Samsung Galaxy Watch 42mm running binary 1 or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 7 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 42mm

    No changelog details available.
    Model firmware by region