Outsourceo - IT Solutions WordPress themes but can't display menu

I just bought Outsourceo - IT Solutions WordPress themes but can’t display menu in the top of site.Help me how config display menu with the themes.

Hi,

Contact with your purchase item author @TrueThemes right here as a comments

Hope they will helped!

go to Appearance => Menus and sert primary menu there. Primary menus will display as your website header main menu.