
Samsung Galaxy S25+ S936NKSS5AYG6 is an Android 15 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 S936NKSS5AYF6 https://samfirm.shop/build/S936NKSS5AYF6, Android and the bootloader binary are unchanged, so you can switch between the two in both directions. A newer build for SM-S936N is available: S936NKSSDDZJ2 https://samfirm.shop/build/S936NKSSDDZJ2.
Bootloader binary 5. 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, August 7, 2025.
Specifications of SM-S936B, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.