Download iPadOS 11.2.6 (15D100) 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 11.2.6
Release Date 2018-02-19
Update Date 2018-02-16
Sha1sum
f49bae3ec0d198c615396627818d6f59f1d689f7
Sha256sum
6cce226b9b123d35af263b101c3d6f87a7964c27e4db99548cc00845bc78127e
md5sum
c59f462e349c39280a4b06e2cb3e97c9
Size 2.54 GB
FileName
iPad_Pro_HFR_11.2.6_15D100_Restore.ipsw
Status

Download IPSW (2.54GB) Check device info
Release Notes

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

iOS 11.2.6 includes bug fixes for your iPhone or iPad. This update:

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