Download iOS 8.1.1 (12B435) for iPhone 4[S]

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 iPhone4,1
iOS Version 8.1.1
Release Date 2014-11-17
Update Date 2024-06-03
Sha1sum
941857f93e46e2ba58fb4bac45b74abd0b711b0b
Sha256sum
dc530517c12b4694e25a446ded5ffab546863f7fbe78a32b91ac5e7582d7bf83
md5sum
dc1284b8b00c20e10731fe652cece405
Size 1.45 GB
FileName
iPhone4,1_8.1.1_12B435_Restore.ipsw
Status

Download IPSW (1.45GB) Check device info
Release Notes

It should be noted that these are the official release notes for the from Apple

This release includes bug fixes, increased stability and performance improvements for iPad 2 and iPhone 4s.

For information on the security content of this update, please visit this website:

http://support.apple.com/kb/HT1222