How to Stop Word From Making a Black Line Across the Page

Turn Off the Automatic Border Setting
1. Double-click the Microsoft Word application or choose it from your Start menu to run it.
2. Type some text in the blank document window.
3. Press the 'Enter/Return' key to start a new paragraph and type either '***,' '###' or '---' and press the 'Enter/Return' key again to move to the next line. A border will appear on the page.
4. Click the 'File' button (Word 2010) or the 'Office' button (Word 2007) in the upper left corner of the screen and select 'Options' (Word 2010) or 'Word Options' (Word 2007).
5. Click the 'Proofing' category in the options window and then select 'AutoCorrect Options.'
6. Click the tab at the top of the AutoCorrect options window that says 'AutoFormat As You Type.'
7. Uncheck the box next to 'Border Lines' to stop Word from replacing the symbols ###, *** and --- with a border if you prefer the black line not to appear again automatically.
8. Click the 'OK' button to return to your document window.
Remove the Automatic Border Line
9. Click on the line above the border on the page, hold down the mouse button and drag to the line below the border line to highlight all the paragraphs near the border.
10. Click the 'Home' tab at the top of the screen, then click the 'Border' button on the 'Paragraph' panel. A drop-down menu will appear.
11. Choose 'No Border' from this menu and the border line on your page will disappear.