Download iPadOS 17.5.1 (21F90) for iPad Pro (11-inch) (4th generation)

You will have to note that you can only restore signed IPSW firmware files using iTunes or 3utools.

✅ This IPSW firmware is Signed

Firmware Identifier iPad14,3
iPadOS Version 17.5.1
Release Date 2024-05-20
Update Date 2024-05-17
Sha1sum
278ff4d954418fb9058e03915a447c89e152c8ff
Sha256sum
183e735b187ea3f73e4b3dad13fc2a92e548f6f07e4d4fbba2f8150c18fdf83c
md5sum
67a03254e83ecb39d46c8de7ccf8ceb9
Size 7.28 GB
FileName
iPad14,3,iPad14,4,iPad14,5,iPad14,6_17.5.1_21F90_Restore.ipsw
Status

Download IPSW (7.28GB) Check device info
Release Notes

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

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Apple Podcasts

This update also includes the following enhancements and bug fixes:

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