How to change the column width and row height, including how to use the AutoFit feature, in your Excel worksheet.

Select Table Design > Resize Table. Select the entire range of cells you want your table to include, starting with the upper-most cell. In the example shown below, the original table …

On the Layout tab, in the Cell Size group, select AutoFit, and then select AutoFit Contents. To use the ruler, select a cell in the table, and then drag the markers on the ruler.

Select the rows or columns and then select Layout and choose your height and width. Select View > Ruler checkbox, select the cell you want, and then drag the markers on the ruler.

In the Standard toolbar, click Copy . Select any cell in the column where you want to copy the width. On the Edit menu, click Paste Special, select Column Widths, and then click OK. …

When you change the size of cells on the worksheet, the size of the chart adjusts accordingly. You can change this positioning option if you don't want to move or resize the chart together …

You can do this either by adjusting the size of the header or footer area or resizing the image after you have placed it in that area.

If you can’t see all the data in a cell, changing the row height or column width can help: To increase the width of a single column, such as column B in the picture below, drag the …

To shrink the contents of a cell so that they fit in the current column width, on the Home tab, click the Format button, click Format Cells, and then select Shrink to Fit.

Explains the fact that you cannot use the AutoFit feature to adjust rows or columns that contain merged cells. You must manually set the row height and column width by using the Format menu.