iOS 9.3.2 (build 13F61) is an official Apple over-the-air update for the iPhone 4s, released on 2016-04-20T16:54:40Z. The update package is 35.17 MB. This is a delta (partial) update that requires 9.3.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 1539b56110391d6b9d9ffea3bfd81123243ee19b.zip.