iOS 13.5 (build 17F5065a) is an official Apple over-the-air update for the iPhone 11 Pro Max, released on 2020-05-06T17:09:05Z. The update package is 161.61 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: e51211325c9c61c1fb3ef484c231bc27a605dc61.zip.