Samsung Galaxy Z Fold7 F966NKSS9AZCS
SM-F966N 1 country Android 16

Samsung Galaxy Z Fold7 F966NKSS9AZCS Firmware

Samsung Galaxy Z Fold7 F966NKSS9AZCS is an Android 16 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 F966NKSS8AZC1: bootloader binary raised from 8 to 9, so after installing it there is no way back to older builds. A newer build for SM-F966N is available: F966NKSUCCZIH.

OS updates guaranteed until: Android 23Security updates until: Jul 26, 2032
8.8/10 (123)3,076 times
Android 16
OS Version
2026-04-07
Build Date
n/a
Security patch
1
Countries
4
CSC codes
9
Bootloader binary

Bootloader binary 9. Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.

Newer builds of Samsung Galaxy Z Fold7 use bootloader binary C (12) (latest: F966NKSUCCZIH). 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: F966NKSS9AZCS
    ModelRegionCSC VersionRelease dateSizeFile nameDownload
    SM-F966N
    KOO, KTC, LUC, SKC South Korea
    		F966NOKR9AZCS 2026-04-07 16.239 GiB
    SM-F966N_1_20260329081740_ax2o6hqv4b_fac.zip

    No matching downloads

    How to flash F966NKSS9AZCS

    • F966NKSS9AZCS has bootloader binary 9. Your device must run binary 9 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 F966NKSS9AZCS by region

    Samsung released this build in all regions (4) on the same day, April 7, 2026.

    Device specifications

    • Launched withAndroid 16.0
    • Display diagonal20.3 cm (8")
    • Display resolution2184 x 1968 pixels
    • RAM12 GB
    • Rear camera resolution200 MP
    • Rear camera typeTriple camera
    • Battery capacity4400 mAh
    • Weight215 g

    Specifications of SM-F966B, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.

    Frequently Asked Questions

    F966NKSS9AZCS is Android 16 firmware for Samsung Galaxy Z Fold7, released for South Korea (KOO, KTC, LUC, SKC). Samsung built it on 2026-04-07.

    No. A newer build for SM-F966N is available: F966NKSUCCZIH. Install it instead of F966NKSS9AZCS unless you need this exact version. The previous build was F966NKSS8AZC1.

    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 16.239 GiB; keep about twice that free on the computer to unzip it. The Samsung Galaxy Z Fold7 must be on bootloader binary 9 or lower.

    This build uses bootloader binary 9. It can be flashed on a Samsung Galaxy Z Fold7 running binary 9 or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 1 other build of this model uses the same binary, so you can switch between them in both directions.

    Other builds and changelog for Samsung Galaxy Z Fold7

    No changelog details available.
    Model firmware by region