iOS 9.9.13.1 (build 17A5837a) is an official Apple over-the-air update for the iPhone 8 Plus (Global), released on 2019-09-10T20:21:27Z. The update package is 2.94 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: f9fed0d021b53f3c79bfe46da61dc3ac2c795779.zip.