Download iPadOS 13.3.1 (17D50) for iPad Pro (10.5-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 iPad7,3
iPadOS Version 13.3.1
Release Date 2020-01-28
Update Date 2020-01-22
Sha1sum
46f327e907ed2df845af35beff0594952bfa8e94
Sha256sum
9c92409a6a6754a60086e2de0180d692c28cfe874f731f2cbdcda3d70eecb636
md5sum
4a0957273ada587e7437e26f5b62814a
Size 3.66 GB
FileName
iPad_Pro_HFR_13.3.1_17D50_Restore.ipsw
Status

Download IPSW (3.66GB) 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