When working with a word file, you may need to add borders to your pages to make the file looks better. Please see below for details:
Step 1: Click the "Design" tab from the ribbon;
Step 2: Click "Page Borders" in the "Page Background" area;
Step 3: In the "Borders and Shading" window, select the border type and click "Box" on the very left side to add borders together, or click the "Preview" area to add borders on any side;
Step 4: Click "OK" to finish.
Please note that this is to add the basic borders to the pages. To change the border color and width, please click the "Color" and "Width" box to choose the one you like.
To remove the borders in a word file, please repeat the steps above and click "None" in step 3.