iOS 15.7.5 (build 19H332) is an official Apple over-the-air update for the iPhone 6s+, released on 2023-04-10T17:12:10Z. The update package is 1.23 GB. This is a delta (partial) update that requires 15.2.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 583203d940f74231e58dd859d0150dfdc339b0ee.zip.