Download macOS 26.4 for MacBook Pro (M1 Max, 14-inch, 2021)

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Device Information

MacBook Pro (M1 Max, 14-inch, 2021)

Device: MacBook Pro (M1 Max, 14-inch, 2021)

Identifier: MacBookPro18,4

Board Config: J314cAP

Platform: t6001

CPID: 24577

BDID: 8

Firmware Information

Filename:

UniversalMac_26.4_25E246_Restore.ipsw

Release Date:

24th March 2026

Upload Date:

20th March 2026

File size:

18.38 GB

Identifier:

MacBookPro18,4

MD5sum:

383fb9aca4dc5f271e675c77d43d0854

SHA1sum:

177baf85518c6e9cebf83990e11e59259b5c97dd


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