The materials we need to prepare are: computer, Word document.
1. First, we open the Word document to be edited, click Open Page Layout, and then select the small arrow behind Open Page Settings.
2. Then we click "Margin" in the pop-up window.
3. Then in the pop-up window, click the bottom, top, bottom, left and right input boxes behind the margins, enter the values you want to set, and then press enter to confirm that the version center is set.