You can add a page anytime with the Site Pages tool.
To add a page:




Note: If you select the PayPal page type, you'll be asked to enter or confirm your PayPal email address. Learn about activating PayPal.
Click the editing area of your new page or the Site Pages button to close the Site Pages pane. Your new page is now ready for editing.
Hint: We'll add your new page to the end of your list of pages in your site menu (navigation bar). To move your page, just click on its image in Site Pages and drag it to a new location. Learn more about reordering pages.