How to specify a column width 1 Select the tab on the bottom left corner of the grid or table. Guide cells appear at the top and left sides of the grid or table. 2 Select the guide cell of the column that you want to resize. Property Editor displays the column properties that you can set. 3 In the General category, specify a value for Width. This value sets a fixed width for the column. You can specify different units of measurements, including inches, centimeters, millimeters, and a percentage of the total grid or table width.