macOS 26.3 (25D125) for iMac 24-inch (M1, Two Ports, 2021)

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Firmware Information

Version 26.3

Build ID 25D125

Release Date Feb 11, 2026

Upload Date Feb 7, 2026

Filename UniversalMac_26.3_25D125_Restore.ipsw

File Size 17.58 GB

MD5 e919e46072c8df928c45bf8b552b710b

SHA1 a51bc838db265ca2cfcd68681953b7a375b56fba

Device Information

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

Identifier iMac21,1

BoardConfig J456AP

Platform t8103

CPID 33027

BDID 40