Download iPadOS 15.5 (19F77) for iPad Pro 3 (11-inch, Cellular)

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 iPad8,3
iPadOS Version 15.5
Release Date 2022-05-16
Update Date 2024-06-03
Sha1sum
2ae06702f1e1f16c794b6f99fc864ba13f3d27ca
Sha256sum
c8480dc448775eaa23d400f7880a5909b4cf0fb83fa0651925af3e69cc843c01
md5sum
c2362f9cc77435a69342006e58f4008c
Size 5.97 GB
FileName
iPad_Pro_A12X_A12Z_15.5_19F77_Restore.ipsw
Status

Download IPSW (5.97GB) Check device info
Release Notes

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

iPadOS 15.5 includes the following improvements 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