& ltp> First, use the Insert Table tool to insert a table, and then open the Tables and Borders toolbar. (Method: Right-click the menu bar or any toolbar, and click Select Open in the pop-up toolset. ) Here is a button with a border line. Select the part to change the border line, which can be the whole table or some cells. Click the small inverted triangle button on the right side of the tool and select the border line to be added, or click a borderless line first and then click. & lt/p & gt；

& ltp & gt& lt/p & gt；