Download iPadOS 16.5 (20F66) for iPad Air 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 iPad13,1
iPadOS Version 16.5
Release Date 2023-05-18
Update Date 2024-06-03
Sha1sum
f4f6b4c6b2898ebcd75549d3bcb1466f9a3a6104
Sha256sum
60932ec4a889d907bce1af3b061555b534df49cbe20a3ab5f9b651b6ef053ccf
md5sum
be78b56ed5da62303773ab766978068f
Size 5.68 GB
FileName
iPad_Fall_2020_16.5_20F66_Restore.ipsw
Status

Download IPSW (5.68GB) Check device info
Release Notes

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

This update includes the following enhancements and bug fixes:

Some features may not be available for all regions or on all Apple devices. For information on the security content of Apple software updates, please visit this website: https://support.apple.com/kb/HT201222