- The latest features and API requires Xcode 7.3 and the bundled iOS 9.3 SDK;
- Apple Xcode 7.3 requires a Mac running OSX 10.11 (El Capitan)
watchOS 2.x: This build includes a preview of watchOS 2.x support for both simulators and, for the first time, devices. Please report any issues on bugzilla.
This release is based on Mono 4.5 which continues to adopt more code from Microsoft's open sourced .NET code (reference source) to improve the conformance, speed and memory usage of our base class libraries (BCL).
watchOS 2.x known issues
Issue: watchOS 2.x does not offer direct access to sockets. Most of our managed network stack won't work without them.
- Workaround Use native API for networking usage
Issue: The debugger does not connect to watch devices
- Workaround Debug using the simulator. Details in 41554
The following document contains a complete list of the API changes from 9.8.0 to 9.9.0.