
Samsung Galaxy S25+ S936NKSSDDZJ2 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 S936NKSUCDZIF https://samfirm.shop/build/S936NKSUCDZIF: bootloader binary raised from C (12) to D (13), so after installing it there is no way back to older builds. This is the newest build for SM-S936N.
Bootloader binary D (13). Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.
Pick your region (CSC) to download the matching firmware package.
Samsung released this build in all regions (4) on the same day, October 19, 2026.
Specifications of SM-S936B, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.