Download iPadOS 9.1 (13B143) for iPad Air (China)

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 iPad4,3
iPadOS Version 9.1
Release Date 2015-10-21
Update Date 2015-10-16
Sha1sum
e3a9a42167985308c9645f9380718b211ccb1be8
Sha256sum
230a7b26b57096bef11c4b5da330a604405b8caaf4ccffb6b355fa979a70c604
md5sum
b06b05bb81969d8c42d4ff76cc328825
Size 1.84 GB
FileName
iPad4,3_9.1_13B143_Restore.ipsw
Status

Download IPSW (1.84GB) Check device info
Release Notes

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

This release includes new features, improvements and bug fixes, including:

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

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