Export User-defined Types About this taskThis topics describes how to export user-defined types as a CSV file. You can add/modify them in bulk, and then import them. You can also import the CSV file that was exported using Excel Add-in. Procedure Access Configuration Hub. In the NAVIGATION section, under the Configuration Hub plugin for Historian, select Tags. Select , and then select Manage User-Defined Types. The Manage User-Defined Types: <system name> window appears. In Saved Types, select . Enter a name for the file and save it in a location as needed.