This article explains the different registration statuses in HD4DP v2.
Statuses are shown in Status column
You can select the columns you want to display via the menu Select visible columns located in the top-right corner:
Select the columns you want to display and click on Apply.
Description of the statuses:
Open: Registration is created and stored. It has not been submitted
Deleted: Registration has been deleted.
Submitted: Registration has been submitted and sent.