第二步：下载并允许未知来源 点击下载按钮后，设备可能会提示你允许安装“未知来源的应用”。在“设置”中打开“来自未知来源”的选项。 The internal composition of Telegram X for iOS is usually far better optimized with the things that are predicted of the Telegram app in 2018 and over and above. Just as with X for Android, present-day X launch for iOS is the start of a protracted journey. https://www.telegram-x.com/