MacBook Pro (M1 Max, 16-inch, 2021)

macOS 26.4 (25E246) for MacBook Pro (M1 Max, 16-inch, 2021)

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Firmware Information
Version 26.4
Build ID 25E246
Release Date Mar 24, 2026
Upload Date Mar 21, 2026
Filename UniversalMac_26.4_25E246_Restore.ipsw
File Size 18.38 GB
MD5 383fb9aca4dc5f271e675c77d43d0854
SHA1 177baf85518c6e9cebf83990e11e59259b5c97dd
Device Information
Device MacBook Pro (M1 Max, 16-inch, 2021)
Identifier MacBookPro18,2
BoardConfig J316cAP
Platform t6001
CPID 24577
BDID 10