Download iPadOS 13.6.1 (17G80) for iPad Pro 4 (11-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 iPad8,9
iPadOS Version 13.6.1
Release Date 2020-08-12
Update Date 2020-08-07
Sha1sum
71820038e4fd68bfc22e51d60815ef4493b650d9
Sha256sum
1fe554ee979b8d59f6bdd59dd519d28e0e18f1d9ebb8f3e55d645ce19c297872
md5sum
edd63b38d0c9ac7a29df42c91857dabc
Size 3.96 GB
FileName
iPad_Spring_2020_13.6.1_17G80_Restore.ipsw
Status

Download IPSW (3.96GB) Check device info
Release Notes

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

iPadOS 13.6.1 addresses an issue where unneeded system data files might not be automatically deleted when available storage is low and includes other bug fixes for your iPad.

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