Download iPadOS 9.2.1 (13D20) for iPad mini 3 (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 iPad4,9
iPadOS Version 9.2.1
Release Date 2016-02-18
Update Date 2016-02-16
Sha1sum
2d8c8024277788513580d49b7037d545fc918d71
Sha256sum
631fbd3cb89f40bd6541512105ef5f063940a0d9be4eac45afcfc3e8f55499e7
md5sum
742594ebb0c55adab1a199fa3d17d590
Size 1.85 GB
FileName
iPad4,9_9.2.1_13D20_Restore.ipsw
Status

Download IPSW (1.85GB) Check device info
Release Notes

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

This update contains security updates and bug fixes including a fix for an issue that could prevent the completion of app installation when using an MDM server.

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

https://support.apple.com/HT201222