Apple iPhone X: Firmware
iOS Versions and Updates documented
- 15.12.2017 beginning with iOS 11.1.2 ex factory
- 16.12.2017 update to iOS 11.2.1
16.12.2017: Initial setup and software update
00:24: Switched on for the first time (iOS version is at delivery 11.1.2).
02:34: Restart after software update to iOS version 11.2.1, System Build 15C153.
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