Yes, on 6.2 we have removed the changing of template. Here we have
introduced editable templates, which have more power than static
templates (such as components by reference, - defined in structure layer
of editable templates).But if you still wish to change the template of
an already created form, you can do it using crx/de: (though this is not
recommended, and some components might not work, if they depend on page
level configurations)1. Say 'test1' is the form you want to change
template of....