When you select:

You will see the following:

How it works:

Here you can set the default title for new Notes.  

Check “Append Date” and “Append Time” to display the create date/time in the Note title.

Here you can select the default template (if any have been created) for new Notes.  

Check “Enabled” to make the selection active.

Here you can set the default font family and font size for new notes.

Check “Enabled” to make the selection active.