Download iOS 15.1.1 (19B81) for iPhone 13 Pro Max
You will have to note that you can only restore signed IPSW firmware files using iTunes or 3utools.
❌ This IPSW firmware is not being Signed by Apple
| Firmware Identifier | iPhone14,3 |
|---|---|
| iOS Version | 15.1.1 |
| Release Date | 2021-11-17 |
| Update Date | 2021-11-12 |
| Sha1sum |
5bf17f08de4319ca73a70a0a24fb07452665ec72
|
| Sha256sum |
7a43071c6bfdfb2d8ab411774fde5b25bc552ae41225f46b952700eef01a5780
|
| md5sum |
339982b9e41a3fb22c7c9d00ddc4d7bb
|
| Size | 6.18 GB |
| FileName |
iPhone14,3_15.1.1_19B81_Restore.ipsw
|
| Status |
|
Release Notes
It should be noted that these are the official release notes for the from Apple
iOS 15.1.1 improves call drop performance on iPhone 12 and iPhone 13 models.