✓ This firmware is signed. This means that you can restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.
| Release Date | June 1, 2026 |
|---|---|
| Upload Date | May 28, 2026 |
| Filename | UniversalMac_26.5.1_25F80_Restore.ipsw |
| Filesize | 18 GiB |
| SHA256sum | 83f53dc7f9cce465ba88dd487bda74ce60c5582fcd45251eeeb9aea7f5a72f4d
|
| MD5sum | 85e9cf6b84cbfa7bee108f46ec70269d
|
| SHA1sum | fee18c64537aaeb934e55b9578e5cddcc2c9218a
|
| Identifier | MacBookPro18,4 |
| Tags | macOS macOS 26.5.1 MacBook Pro (M1 Max, 14-inch, 2021) |