iOS 12.2 (build 16E5223a) is an official Apple over-the-air update for the iPhone 6s, released on 2019-03-11T17:09:51Z. The update package is 225.33 MB. This is a delta (partial) update that requires 12.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 7450d2ac6a049f72019b83a30d77eeb1c138f618.zip.