I have visual studio profecional 2015 update 3
And it not always correct create new content type
here is video example https://mega.nz/#!KNkXGQjS!gMitmw6K0OcTNDRnx2DzS2zzGpvalpFoiPAh7cL-Fgg
Make Sitefinity work best for you.
Progress, Telerik, Sitefinity and certain product names used herein are trademarks or registered trademarks of Progress Software Corporation and/or one of its subsidiaries or affiliates in the U.S. and/or other countries.