macOS 27.0 (26A428) for Mac Studio (M5 Ultra)
✓ This firmware is signed. This means that you can restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.
| Release Date | September 14, 2026 |
|---|---|
| Upload Date | September 4, 2026 |
| Filename | UniversalMac_27.0_26A428_Restore.ipsw |
| Filesize | 25 GiB |
| SHA1sum | 2d17f2fe0d7726dd66f0522fdb9ad162942c3f3d
|
| Identifier | Mac17,15 |
| Tags | macOS macOS 27.0 Mac Studio (M5 Ultra) |