Download iPadOS 12.4.9 (16H5) for iPad Air (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 iPad4,1
iPadOS Version 12.4.9
Release Date 2020-11-05
Update Date 2020-10-30
Sha1sum
2017ef52f7ada305a3ac3a4c6aa65066b3746c9f
Sha256sum
fee6598c912c682accd88258bf18487561f92e8bac451d495fe86bfb99e5036a
md5sum
0212cdd8b9cc7397b0d4315d3c049394
Size 2.76 GB
FileName
iPad_64bit_12.4.9_16H5_Restore.ipsw
Status

Download IPSW (2.76GB) Check device info
Release Notes

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

This update provides important security updates and is recommended for all users.

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

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