iOS 17.7 (build 21H16) is an official Apple over-the-air update for the iPhone XS, released on 2024-09-16T17:06:50Z. The update package is 4.7 GB. This is a delta (partial) update that requires 14.8 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: c554a4782c7e8e47b391e505eadc13e6f838e32e.zip.