Wrapping text in cells is useful when the text is too long to fit in one cell and you don’t want it to overlap to the next cell.
Select the cell or cells that contain the text you want to wrap.
Click the Home tab.
Click the Wrap Text button.
Excel wraps your text in the selected cells.
Tip
Wrap Text Automatically To wrap all worksheet text automatically, click the Format button on the Home tab and select Format Cells from the menu. On the Alignment tab of the Format Cells dialog box, select the Wrap Text check box.