macOS 13.3.1 (22E261) for iMac 24-inch (M1, Two Ports, 2021)

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Firmware Information

Version 13.3.1

Build ID 22E261

Release Date Apr 7, 2023

Upload Date Apr 3, 2023

Filename UniversalMac_13.3.1_22E261_Restore.ipsw

File Size 11.85 GB

MD5 238108a4bf8e47b387af0d784680c370

SHA1 e8e862f31c6390f5d66c37139dc84493639e14d0

Device Information

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

Identifier iMac21,1

BoardConfig J456AP

Platform t8103

CPID 33027

BDID 40