FullScreen Menu – Mobile Friendly and Responsive -menu items missing

Hi, I am using woodmart wordpress template .it already includes mobile menu & mega menu.I ‘ve installed FullScreen Menu , I wanted to use only this one because of great design , enenled it,I ‘ve checked on appearence->menus to appear on FullScreen Menu .So FullScreen Menu apprears on website but menu items not appear although I ve checked them to appear on it.Website’s installation is locally so I don’t have link of it online.
thanks