To make room for more information in a table, you can add rows and columns without leaving Word for the web.
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            First, if you’re in Reading View, click Edit Document > Edit in Word for the web. 
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            Click anywhere in the table that you want to change. You’ll see Table Tools appear above the ribbon. 
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            Under Table Tools, click Layout. This opens options for inserting rows and columns, plus other table options. 
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            Put your cursor wherever in the table you want to add a column or row. - 
                To insert a row, click Insert Above or Insert Below. 
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                To insert a column, click Insert Left or Insert Right. 
 
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Tip:Â If you also want to change the look of your table, check out the options on the Table Tools > Design tab.
 
                         
				 
				