Navigate to Forms Library. Filter and search for all forms marked with the specific label.

Remove each form from the label as described in Removing a Form from Favorites.

A label that has favourite forms associated with it cannot be deleted.

Filtering your favorite forms

Navigate to Forms Library and open the Labels tab. Hover over the now empty label and click the trash can icon to Delete the label.

Deleting a favorites label

A confirmation pop-up window will appear. Click OK to permanently delete the label.

If there are still forms associated with this label, an error message will appear. Return to Step 1 and check if all forms have been removed from the label.

Delete confirmation pop-up