Download iPadOS 13.5 (17F75) for iPad Air 3 (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 iPad11,3
iPadOS Version 13.5
Release Date 2020-05-20
Update Date 2024-06-03
Sha1sum
0f9e87ea5d7274da7619b1174cebeb4e19f8fb50
Sha256sum
0abe80facc0ca0db4808a45a748787c75b5a3678d49b940f52f26999be6eb8f1
md5sum
d4e45dfa5dc92d26654434b5cb33e4b0
Size 3.89 GB
FileName
iPad_Spring_2019_13.5_17F75_Restore.ipsw
Status

Download IPSW (3.89GB) Check device info
Release Notes

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

iPadOS 13.5 speeds up access to the passcode field on devices with Face ID when you are wearing a face mask and introduces an option to control automatic prominence of video tiles on Group FaceTime calls. This update includes bug fixes and other improvements.

Face ID and Passcode

FaceTime

This update also includes bug fixes and other improvements.

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