✗ This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.
| Release Date | May 20, 2024 |
|---|---|
| Upload Date | May 17, 2024 |
| Filename | iPhone13,4_17.5.1_21F90_Restore.ipsw |
| Filesize | 7.4 GiB |
| SHA256sum | cc4e44492cd435b2abc5ad42ce01ed8541db8048c01a93bec1184992e4ce35c5 |
| MD5sum | f721ba76c1110c2fe21ccbc0ffba05b2 |
| SHA1sum | 58e1e16c092be767290db1cd1d19df01790b82d9 |
| Identifier | iPhone13,4 |
This update provides important bug fixes and addresses a rare issue where photos that experienced database corruption could reappear in the Photos library even if they were deleted.