Download iPadOS 9.0.1 (13A404) for iPad 4 (WiFi)

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 iPad3,4
iPadOS Version 9.0.1
Release Date 2015-09-23
Update Date 2015-09-19
Sha1sum
3847926fbb23c8236d2486678c7df3e7c2af81d3
Sha256sum
a6cb9ae931df1446b59d949e27eaa96e10c3c99c942fc3737a9b740b132045f1
md5sum
a382e12db9f9d6d12c7f61d7ed7fe2ad
Size 1.58 GB
FileName
iPad3,4_9.0.1_13A404_Restore.ipsw
Status

Download IPSW (1.58GB) Check device info
Release Notes

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

This update contains bug fixes including:

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

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