Here’s the solution to upgrading TypeScript in Visual Studios 2015:
Download the TypeScript EXE release from the following website:
http://www.microsoft.com/en-us/download/details.aspx?id=48593
Click the details to view other releases: In this case I want to download 1.6.0 Beta
Download the exe and install onto computer.
Create a new TypeScript Cordova project in VS2015. VS2015 may ask if you want to upgrade the project to the latest version. Follow the directions as necessary.
Updating Existing Projects
If you have an existing project that needs to use a specific version to TypeScript, download the TypeScript version using the above steps, and modify the .jsproj file’s XML element <TypeScriptToolsVersion>1.6</TypeScriptToolsVersion>
. Set the number to the folder name located in C:\Program Files (x86)\Microsoft SDKs\TypeScript
folder. The folder name represents the installed TypeScript version.