By default when you create a table in Excel, titles are created by default; headers are turned into titles.
To turn this feature off, from the TABLE TOOLS DESIGN tab, in the Table Style Options group, uncheck the Header Row check box.
You can band rows and columns in an Excel table. To do this, select the TABLE TOOLS DESIGN tab and in the Table Style Options group, check the check boxes to band rows or columns.
You may want to remove styles that you applied to your Excel table.
To remove styles, select the TABLE TOOLS DESIGN tab and in the Table Styles group, select the arrow to view more options, and then select Clear.