Getting Started with iOS 11

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last updated: 2016-09

Download and install Xcode 9


iOS 11, tvOS 11, and watchOS 4 require Xcode 9.

Visual Studio for Mac is also required - you cannot use Xcode 9 with Xamarin Studio.

Download and Install

Follow these steps to ensure you're ready to work with the latest iOS, tvOS, and watchOS features:

  1. Install the latest XcodeDownload and install the latest version of Xcode 9.

  2. Run Xcode First – Run Xcode once, before updating and running Visual Studio for Mac, as it installs some tools that Xamarin requires the first time it is run.

  3. Update to the latest Stable release – Follow the instructions on the Xcode 9 release blog.

  4. Point to the Xcode 9 SDK – Run Visual Studio for Mac, open the Preferences... menu item and navigate to SDK Locations > Apple. Under the Apple SDK section, click the Browse button, and find the location of your Xcode 9 beta install. Click the OK button to save your changes (restarting Visual Studio for Mac may be required).

  5. (optional) Install the latest iOS Beta for real Apple Hardware – To test iOS 11 on any physical iOS devices, download and install the iOS beta on your devices.

Visual Studio 2017 on Windows

After installing Xcode 9 on your Mac, follow the links on the Xcode 9 release blog for installing the Xamarin.VS 4.7 extension for Visual Studio 2017 on Windows.

Xamarin Workbook

If it's not already installed, install the Xamarin Workbooks app first. The workbook file should download automatically, but if it doesn't, just click to start the workbook download manually.