Download iPadOS 16.3.1 (20D67) for iPad Pro 4 (11-inch, Cellular)

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 iPad8,10
iPadOS Version 16.3.1
Release Date 2023-02-13
Update Date 2024-06-02
Sha1sum
8cf9ac50d220b886995ceb8dc05aee993903a14f
Sha256sum
239717f24add05aa043435232c95a863f92fdbd60a8650a5c77161c1eb77fc1a
md5sum
d9839e2f7cdc5a56cb90f709bae04bcc
Size 5.81 GB
FileName
iPad_Pro_A12X_A12Z_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