Page Borders in Word. You can change page borders of Word 2013 very easily. Changing the border means customizing the border with various styles; adding colors, shapes and various arts or changing width and/or thickness of the border. Do the steps for insert page borders.Step 1. Click on the Design Tab .age Borders in Word. You can change page borders of Word 2013 very easily. Changing the border means customizing the border with various styles; adding colors, shapes and various arts or changing width and/or thickness of the border. Do the steps for insert page borders.