Open your Word document
Select the text, paragraph, or page you want to border
Go to the Home tab
In the Paragraph group, click the Borders drop-down
Choose the border style you want
For more options, click Borders and Shading
Select the border settings, style, color, and width
Choose where to apply the border
Click OK
To add a page border, go to the Design tab
Click Page Borders
Set the border options you want
Click OK