✓ This firmware is signed. This means that you can restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.
| Release Date | July 26, 2021 |
|---|---|
| Upload Date | July 21, 2021 |
| Filename | UniversalMac_11.5.1_20G80_Restore.ipsw |
| Filesize | 13 GiB |
| SHA256sum | fff098d7aef8c0003de27d889179f73e810db935c3cc60ba821367214f751ece |
| MD5sum | ca48d5c5ad8684e0a3e74639f900236a |
| SHA1sum | c509056720fa190fda61c78b1b67ad42853228b5 |
| Identifier | iMac21,1 |