How to edit a menu to add a page
1 Access the Dashboard/Appearance/Menu
2 Select the page to be added in the left side Pages box by clicking on the radio box next to the page name.
3 You can optionally search for the page if its not visit in the box.
4 Click on the Add to Menu button.
5 Drag and drop the item from the bottom of the menu to its intended position as a top level item or as sub-item.