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    Samsung Galaxy S21 (SM-G991N) - LUC - G991NKSSCHZA9 firmware

    Country
    Model SM-G991N
    Product Code LUC
    Security Patch 2026-01-01
    OS Version Android 15
    PDA G991NKSSCHZA9
    CSC G991NOKRCHZA9
    Build Date 2026-03-5
    Changelist 30959686
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    Flash instructions

    Download Odin 5 files help 1 file help
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