iOS 9.9.13.1 (build 17A5844a) is an official Apple over-the-air update for the iPhone 7 (GSM), released on 2019-09-18T17:07:09Z. The update package is 2.74 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: ca7144175c6d1de281169779cc23feea17dea79b.zip.