The styled template can be customised further by right clicking anywhere in the table and selecting one of the table properties (add/delete columns and rows, add headers to the tables, delete table etc...)
to quickly add another row,
place your mouse cursor in the last cell of the table and hit 'Tab' on your keyboard
Alternatively to create an additional Row or Column
'Right click' in the table and select Row/Insert Row or Column/Insert Column (before or after) to create a new Row or Column