From the program list view, you will click on 'Options' and select 'Convert'.
This will populate the provided Program Designer Note for that specific Mindmarker. The designer note is created to offer guidance on the placement and 'reason' for a specific Mindmarker.
From the grid view...
Once you have completed all required fields in the Mindmarker, simply save your edits and the placeholder is fully converted to a Mindmarker!