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    Latest Samsung Galaxy S23 Ultra (SM-S918N) - KOO firmware

    Samsung Galaxy S23 Ultra (SM-S918N) firmware for Korea (KOO): 38 builds in the SamMobile archive, newest first. The latest is S918NKSS7EZC2 (Android 16, built 10 March 2026). Open a build to download it, or switch region with the country selector.

    SC-52D SCG20 SM-S9180 SM-S918B SM-S918Q SM-S918U SM-S918U1 SM-S918W
    Model
    		Build date PDA Version
    SM-S918N Korea 2026-03-10 S918NKSS7EZC2 16
    SM-S918N Korea 2026-09-28 S918NKSU8GZIF 17
    SM-S918N Korea 2026-08-11 S918NKSS8FZH2 16
    SM-S918N Korea 2026-07-08 S918NKSS8FZG1 16
    SM-S918N Korea 2026-06-11 S918NKSS8FZF1 16
    SM-S918N Korea 2026-05-08 S918NKSU7FZDT 16
    SM-S918N Korea 2026-03-30 S918NKSS7EZCI 16
    SM-S918N Korea 2026-02-13 S918NKSS7EZB2 16
    SM-S918N Korea 2026-01-07 S918NKSS6EZA1 16
    SM-S918N Korea 2025-12-02 S918NKSS6EYL1 16
    SM-S918N Korea 2025-11-07 S918NKSS6EYK3 16
    SM-S918N Korea 2025-10-22 S918NKSS6EYJ7 16
    SM-S918N Korea 2025-09-26 S918NKSS6EYI9 16
    SM-S918N Korea 2025-09-12 S918NKSU6EYI7 16
    SM-S918N Korea 2025-07-29 S918NKSS6DYG8 Android
    SM-S918N Korea 2025-07-02 S918NKSS6DYG1 15
    SM-S918N Korea 2025-05-30 S918NKSS6DYE5 15
    SM-S918N Korea 2025-05-09 S918NKSS6DYE1 15
    SM-S918N Korea 2025-04-15 S918NKSU6DYD9 15
    SM-S918N Korea 2025-02-26 S918NKSS6CYB3 14
    SM-S918N Korea 2025-02-04 S918NKSU5CYB1 14
    SM-S918N Korea 2024-12-31 S918NKSS5CXLS 14
    SM-S918N Korea 2024-11-27 S918NKSS5CXKA 14
    SM-S918N Korea 2024-11-08 S918NKSU5CXK4 14
    SM-S918N Korea 2024-09-30 S918NKSS4CXJ1 14
    SM-S918N Korea 2024-09-21 S918NKSU4CXI1 14
    SM-S918N Korea 2024-08-01 S918NKSS4CXGJ 14
    SM-S918N Korea 2024-05-30 S918NKSS3CXE4 14
    SM-S918N Korea 2024-05-07 S918NKSS3CXE1 14
    SM-S918N Korea 2024-04-12 S918NKSS2CXD5 14
    SM-S918N Korea 2024-03-27 S918NKSU2CXCG 14
    SM-S918N Korea 2024-02-01 S918NKSS2BXAF 14
    SM-S918N Korea 2023-11-10 S918NKSU2BWK7 14
    SM-S918N Korea 2023-07-28 S918NKSU2AWGJ 13
    SM-S918N Korea 2023-06-21 S918NKSU2AWF5 13
    SM-S918N Korea 2023-03-24 S918NKSU1AWC8 13
    SM-S918N Korea 2023-02-15 S918NKSU1AWBD 13
    SM-S918N Korea 2023-01-06 S918NKSU1AWA6 13
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2026-03-10 S918NKSS7EZC2
    Version
    16
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2026-09-28 S918NKSU8GZIF
    Version
    17
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2026-08-11 S918NKSS8FZH2
    Version
    16
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2026-07-08 S918NKSS8FZG1
    Version
    16
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2026-06-11 S918NKSS8FZF1
    Version
    16
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2026-05-08 S918NKSU7FZDT
    Version
    16
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2026-03-30 S918NKSS7EZCI
    Version
    16
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2026-02-13 S918NKSS7EZB2
    Version
    16
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2026-01-07 S918NKSS6EZA1
    Version
    16
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2025-12-02 S918NKSS6EYL1
    Version
    16
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2025-11-07 S918NKSS6EYK3
    Version
    16
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2025-10-22 S918NKSS6EYJ7
    Version
    16
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2025-09-26 S918NKSS6EYI9
    Version
    16
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2025-09-12 S918NKSU6EYI7
    Version
    16
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2025-07-29 S918NKSS6DYG8
    Version
    Android
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2025-07-02 S918NKSS6DYG1
    Version
    15
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2025-05-30 S918NKSS6DYE5
    Version
    15
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2025-05-09 S918NKSS6DYE1
    Version
    15
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2025-04-15 S918NKSU6DYD9
    Version
    15
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2025-02-26 S918NKSS6CYB3
    Version
    14
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2025-02-04 S918NKSU5CYB1
    Version
    14
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2024-12-31 S918NKSS5CXLS
    Version
    14
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2024-11-27 S918NKSS5CXKA
    Version
    14
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2024-11-08 S918NKSU5CXK4
    Version
    14
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2024-09-30 S918NKSS4CXJ1
    Version
    14
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2024-09-21 S918NKSU4CXI1
    Version
    14
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2024-08-01 S918NKSS4CXGJ
    Version
    14
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2024-05-30 S918NKSS3CXE4
    Version
    14
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2024-05-07 S918NKSS3CXE1
    Version
    14
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2024-04-12 S918NKSS2CXD5
    Version
    14
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2024-03-27 S918NKSU2CXCG
    Version
    14
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2024-02-01 S918NKSS2BXAF
    Version
    14
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2023-11-10 S918NKSU2BWK7
    Version
    14
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2023-07-28 S918NKSU2AWGJ
    Version
    13
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2023-06-21 S918NKSU2AWF5
    Version
    13
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2023-03-24 S918NKSU1AWC8
    Version
    13
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2023-02-15 S918NKSU1AWBD
    Version
    13
    Model Country/Carrier
    SM-S918N Korea
    Build date PDA
    2023-01-06 S918NKSU1AWA6
    Version
    13