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    Samsung Galaxy S21 (SM-G991B) - XID - G991BXXSHHYJ1 firmware

    Country
    Model SM-G991B
    Product Code XID
    Security Patch 2025-10-01
    OS Version Android 15
    PDA G991BXXSHHYJ1
    CSC G991BOLEHHYJ1
    Build Date 2025-10-2
    Changelist 30959686
    Join to Download Fast download
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    Flash instructions

    Download Odin 5 files help 1 file help
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