macOS 26.3.1 (25D2128) for MacBook Neo

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Firmware Information

Version 26.3.1

Build ID 25D2128

Release Date Mar 4, 2026

Upload Date Feb 27, 2026

Filename UniversalMac_26.3.1_25D2128_Restore.ipsw

File Size 18.00 GB

MD5 d928ee10bc9faccb8c88ab971c0a6d03

SHA1 d7fd6eded02a7534581e4bee5f25ba9784cce408

Device Information

Device MacBook Neo

Identifier Mac17,5

BoardConfig J700AP

Platform t8140

CPID 33088

BDID 100