macOS 26.2 (25C56) for iMac 24-inch (M1, Two Ports, 2021)

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Firmware Information

Version 26.2

Build ID 25C56

Release Date Dec 12, 2025

Upload Date Dec 1, 2025

Filename UniversalMac_26.2_25C56_Restore.ipsw

File Size 17.45 GB

MD5 285226832f98f5676f540cdb7ee44b6b

SHA1 f034b05ce26abe3c8e5ae8f1f6574119b10cafbe

Device Information

Device iMac 24-inch (M1, Two Ports, 2021)

Identifier iMac21,1

BoardConfig J456AP

Platform t8103

CPID 33027

BDID 40