✓ This firmware is signed. This means that you can restore to it in iTunes.
Your download should begin shortly. If it does not, you can download it directly here:
Download (16.9 GB)UniversalMac_15.5_24F74_Restore.ipsw file that you downloaded.UniversalMac_15.5_24F74_Restore.ipsw file that you downloaded.cd ~/Downloadsidevicerestore -e UniversalMac_15.5_24F74_Restore.ipsw and press enter.cd DownloadsGet-FileHash UniversalMac_15.5_24F74_Restore.ipsw -Algorithm SHA19f700c4af3994f17f15c62e07e88d95d3a6d643f. If it doesn't, you may need to redownload the file.cd ~/Downloadsopenssl sha1 UniversalMac_15.5_24F74_Restore.ipsw9f700c4af3994f17f15c62e07e88d95d3a6d643f. If it doesn't, you may need to redownload the file.cd ~/Downloadsopenssl sha1 UniversalMac_15.5_24F74_Restore.ipsw9f700c4af3994f17f15c62e07e88d95d3a6d643f. If it doesn't, you may need to redownload the file.| SHA256sum | e14517c33c70b4b7cd4f2b1c770284eea242e9da0e3b86464fb7bcb8cae399ee |
|---|---|
| MD5sum | 0812c5e642ea38e19bbfe7fafa9f7d6f |
| SHA1sum | 9f700c4af3994f17f15c62e07e88d95d3a6d643f |