iOS 9.9.13.3 (build 17C5046a) is an official Apple over-the-air update for the iPhone 8 (GSM), released on 2019-11-20T18:04:16Z. The update package is 2.83 GB. This is a full OTA update that can be applied from any compatible base version. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 7695eabf08037816a4a6c70b3ecce7bd4acd14ff.zip.