Are you comfortable with editing the code of your themes? Unless your theme has the option to disable the navigation menu, you’ll have to edit the code (which can be done with WP’s built-in editor, under the Themes menu).
In your theme’s index.php file, there’s a certain snip of code that pulls in the nav menu. It looks something like this:
i am not sure if I made clear my question, I might made a mistake. I am trying to remove numbers that appear on the top of the page and just to keep the one on the bottom. the one older or newer posts arrows