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    Samsung Galaxy S21 (SM-G991B) - ZTM - G991BXXS9EWJH firmware

    Country
    Model SM-G991B
    Product Code ZTM
    Security Patch 2023-10-01
    OS Version Android 13
    PDA G991BXXS9EWJH
    CSC G991BOWO9EWI6
    Build Date 2023-10-20
    Changelist 27100863
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    Flash instructions

    Download Odin 5 files help 1 file help
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