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    Samsung Galaxy S21 (SM-G991B) - COO - G991BXXU9EWFB firmware

    Country
    Model SM-G991B
    Product Code COO
    Security Patch 2023-06-01
    OS Version Android 13
    PDA G991BXXU9EWFB
    CSC G991BOWO9EWFA
    Build Date 2023-08-17
    Changelist 26203421
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    Flash instructions

    Download Odin 5 files help 1 file help
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