Apple today released the latest system update for its four major platforms, including X code 9.1. iOS developers have been get started with the new system in the first time. Developer Guilherme Rambo found some short Apple iPhone X tutorial videos in this beta version. Apple wants users to become familiar with the iPhone X as soon as possible and then to get a better interactive experience. 

Judging from this, Apple should be in iPhoneX officially released when equipped with iOS 11.1 or iPhone X officially released before the release of iOS 11.1 system updates.

Source: vvcat