Download iPadOS 16.3.1 (20D67) for iPad Pro (12.9-inch) (6th generation)

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 iPad14,5
iPadOS Version 16.3.1
Release Date 2023-02-13
Update Date 2024-06-03
Sha1sum
9816f31ca1f18a87b4a8b09f502264dcb9964e65
Sha256sum
a4d922f3fdc960fd5714b5d46c13b928c1249e072cb93301bd1f7bb66ec29cc0
md5sum
9c53f6134e3231cc9df84a1a8d366630
Size 5.81 GB
FileName
iPad14,3,iPad14,4,iPad14,5,iPad14,6_16.3.1_20D67_Restore.ipsw
Status

Download IPSW (5.81GB) Check device info
Release Notes

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

This update provides important bug fixes and security updates for your iPad including:

For information on the security content of Apple software updates, please visit this website: https://support.apple.com/kb/HT201222