When you open the Lists / User Defined sub-types section of the Options window, you'll note a new layout:
Here's how it works:
If you open a project that contains user defined subtypes that are not in your existing list, you'll be notified by a popup:
If you select "Yes", any new user defined subtypes will be added to the list of existing subtypes, causing the list to expand.
You can reset the list of user defined subtypes back to default, if you select the "reset" button. NOTE: you can only reset the list to default while there is no project loaded.
In addition, if you open a project that contains operations, methods or custom fields that are not in your options, you'll be presented with the following popup:
When capturing a feature that will be set as a User defined subtype, the list of available subtypes is now alphabetically arraigned, and the user can select the first letter of the subtype to move the list:
Bug Fixes:
When attempting to delete multiple selected sub-characteristics of an expanded characteristic, the delete function would only delete one feature at a time. This has been fixed.