iOS 9.9.13.1.2 (build 17A860) is an official Apple over-the-air update for the iPhone XS Max (China), released on 2019-09-30T17:07:32Z. The update package is 3.25 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: 4a337f640515b41ad6ac2036835e49bee57c855e.zip.