Download iPadOS 11.4 (15F79) for iPad mini 3 (Cellular)

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 iPad4,8
iPadOS Version 11.4
Release Date 2018-05-29
Update Date 2018-05-18
Sha1sum
8c31d2148f98d5d86046a54a4920a28a3c342487
Sha256sum
fd5b01a85a8145017120301d40742f7b744af62a3720f23388d6e15b342c1ff2
md5sum
0928d3ca69baceccdaf87e6f24ca559c
Size 2.49 GB
FileName
iPad_64bit_TouchID_11.4_15F79_Restore.ipsw
Status

Download IPSW (2.49GB) Check device info
Release Notes

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

iOS 11.4 includes AirPlay 2 multi-room audio, support for HomePod stereo pairs, and Messages in iCloud. This update also includes bug fixes and improvements.

AirPlay 2

HomePod stereo pair

Messages in iCloud

Other improvements and fixes

For information on the security content of Apple software updates, please visit this website:

https://support.apple.com/kb/HT201222