How to edit the main menu
After login into Dashboard, go to Appearance ->Menus -> Select Main Menu (Header Menu) from the dropdown -> Edit the existing menu below or add a new menu item to this menu from the left ‘Add menu items’ panel. You can change the menu items’ position by dragging them up or down.
To edit the existing menus click on each menu item to expand them and then you can change the menu label there. You can also remove that menu item from there.
After applying all of your changes click on the ‘Save Menu’ button to save the menu.