Download iPadOS 13.3.1 (17D50) for iPad Pro 9.7-inch (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 iPad6,3
iPadOS Version 13.3.1
Release Date 2020-01-28
Update Date 2020-01-22
Sha1sum
c1546809a15c2454328d97402970ad26ae588909
Sha256sum
23b190bfa3add72dc2b768824906d775e416b748836342acf6dc9e83494f6e87
md5sum
21f03b341cf5c8081bf38666aeef3482
Size 3.43 GB
FileName
iPadPro_9.7_13.3.1_17D50_Restore.ipsw
Status

Download IPSW (3.43GB) Check device info
Release Notes

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

iPadOS 13.3.1 includes bug fixes and improvements. This update:

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

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