The problem: Exported project templates do not appear in the “new project” dialog
You’ve exported a project as a template. You’ve made sure that “automatically import the template into Visual studio” was checked:
Still, the template does not appear in the “new project” dialog.
Make sure you’ve not made any selection in the “language”, “platform” or “project type” dropdowns:
After clearing the C# language selection, the export template appears:
In Visual Studio 16.1.4, it was also not possible to enter the name of the template:
However, this seems to have been fixed (works in 16.4.1).