SM-F971N 1 country Android 17

Samsung Galaxy Z Fold8 F971NKSS4AZK1 Firmware

Build Date:

Samsung Galaxy Z Fold8 F971NKSS4AZK1 is an Android 17 firmware for South Korea (KOO, KTC, LUC, SKC). 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 F971NKSU3AZJC: bootloader binary raised from 3 to 4, so after installing it there is no way back to older builds. This is the newest build for SM-F971N.

Download firmware
9.3 (17)1,228 times
Android 17
OS Version
2026-11-04
Build Date
1
Countries
4
CSC codes
4
Bootloader binary

Bootloader binary 4. 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: F971NKSS4AZK1
    ModelRegionCSC VersionRelease dateSizeFile nameDownload
    SM-F971N
    KOO South Korea
    		F971NOKT4AZK1 2026-11-09 16.879 GiB
    SM-F971N_10_20261104151511_b1xubrchb8_fac.zip
    		Download
    SM-F971N
    KOO, KTC, LUC, SKC South Korea
    		F971NOKR4AZK1 2026-11-09 16.885 GiB
    SM-F971N_1_20261104074340_7lfff18z79_fac.zip
    		Download

    No matching downloads

    How to flash F971NKSS4AZK1

    • F971NKSS4AZK1 has bootloader binary 4. Your device must run binary 4 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.

    Rollout of F971NKSS4AZK1 by region

    Samsung released this build in all regions (4) on the same day, November 9, 2026.

    Device specifications

    • Display diagonal19.3 cm (7.6")
    • Display resolution1848 x 2448 pixels
    • RAM12 GB
    • Rear camera resolution50 MP
    • Rear camera typeDual camera
    • Battery capacity4800 mAh
    • Weight201 g

    Specifications of SM-F971B, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.

    Frequently Asked Questions

    F971NKSS4AZK1 is Android 17 firmware for Samsung Galaxy Z Fold8, released for South Korea (KOO, KTC, LUC, SKC). Samsung built it on 2026-11-04.

    Yes. F971NKSS4AZK1 is the newest build for SM-F971N on SamFirm. The previous build was F971NKSU3AZJC.

    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 Z Fold8 must be on bootloader binary 4 or lower.

    This build uses bootloader binary 4. It can be flashed on a Samsung Galaxy Z Fold8 running binary 4 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 4.

    Other builds and changelog for Samsung Galaxy Z Fold8

    No changelog details available.
    Model firmware by region

    New firmware for other devices

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