iOS 9.9.12.4.1 (build 16G6102) is an official Apple over-the-air update for the iPhone X (GSM), released on 2019-08-26T17:11:56Z. The update package is 2.61 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: a3cd9daff33f5d100c6da8ecd4073cd09c81da65.zip.