macOS 27.0 (26A428) for Mac Studio (2025)
Currently signed — installable
Download
Jailbreak compatibility
No jailbreak
There is no public jailbreak for macOS 27.0 on Mac Studio (2025).
Tip: Beware of sites that charge for a jailbreak or ask you to install a profile. Real jailbreaks are always free and open source.
Share
Firmware information
Version
27.0
Build ID
26A428
Release date
Sep 14, 2026
Upload date
Sep 4, 2026
File name
UniversalMac_27.0_26A428_Restore.ipsw
File size
24.80 GB
MD5
d5a1f2c4dcb9b0ed974554c67aa6a4a1
SHA1
2d17f2fe0d7726dd66f0522fdb9ad162942c3f3d
Device information
Device
Mac Studio (2025)
Identifier
Mac16,9
BoardConfig
J575cAP
Platform
t6041
CPID
24641
BDID
2