Framing Configuration may be found in two locations: 

or:

Edit Opening Framing Configuration

In order to edit, create new, rename, or delete opening framing configuration, you have to click Edit Configuration for the structural or non-structural roofs:

Default configurations will come together with the software. Default path to opening configurations is:
C:\Users\user name\AppData\Roaming\Tools 4 Revit\Roof+(version) Configurations\Framing Configurations\Metric or Imperial\Configuration name\

It saves all the settings of trimmer joists, headers, trimmers, other joists that are listed down below in the dialog:

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