✓ 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 | iPhone18,1_26.5.1_23F81_Restore.ipsw |
| Filesize | 10 GiB |
| SHA256sum | 33d26ed385ca2a0d7da18f9e62fa7709a6c341b06e13916e25f167b889ce3c1c
|
| MD5sum | 41c333f20929fc03bd6de968a03a6d03
|
| SHA1sum | ae3500d9b177a3712328c29b9b070ba4421a9f1c
|
| Identifier | iPhone18,1 |
| Tags | iOS iOS 26.5.1 iPhone 17 Pro |
This update addresses an issue for a small number of users that may prevent wired charging on iPhone Air and iPhone 17 models when the battery is nearly drained.