iPadOS 13.5.5 (build 17G5035d) is an official Apple over-the-air update for the iPad Pro 4 (12.9-inch, Cellular), released on 2020-06-01T18:08:26Z. The update package is 194.61 MB. This is a delta (partial) update that requires 13.5 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: d5a7b37c075ad45a0257b26207a8ec0037f626ba.zip.