Download iPadOS 15.3 (19D50) for iPad Pro 3 (11-inch, Cellular, 1TB Model)

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 iPad8,4
iPadOS Version 15.3
Release Date 2022-01-26
Update Date 2024-06-03
Sha1sum
404e0b1633a699bd342e6a2ff7b1a641dc86b1b7
Sha256sum
0b33fecc890b1663d17763ac02244bc974abec18c162828ff74f6b84bed5afd4
md5sum
b644a1a36379eafefb3dd77353c1069a
Size 6.13 GB
FileName
iPad_Pro_A12X_A12Z_15.3_19D50_Restore.ipsw
Status

Download IPSW (6.13GB) Check device info
Release Notes

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

iPadOS 15.3 includes bug fixes and security updates for your iPad and is recommended for all users.

For information on the security content of Apple software updates, please visit this website:

https://support.apple.com/kb/HT201222