iOS 15.7.5 (build 19H332) is an official Apple over-the-air update for the iPhone 6s, released on 2023-04-10T17:11:56Z. The update package is 3.41 GB. This is a delta (partial) update that requires 12.1.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 1b923252f4f50c881fbf31d49ee4075f83cb449d.zip.