That means that if you already have listings in an existing CPT, and you want to change that CPT to have date and time capabilities, then all listings will go to draft because you will need to add dates and times to each of them.
In other words, nothing to worry about for a new CPT.
To open a new support ticket, first select the relevant forum and then click the "New Post" button. Example: You need support for the core plugin? Click on Core Plugin support and click on the "New Post" Button.