add_theme_support( 'post-thumbnails' ); add_theme_support( 'post-thumbnails', array( 'post' ) ); // Posts only add_theme_support( 'post-thumbnails', array( 'page' ) ); // Pages only
and add it in your post/page:
add_theme_support( 'post-thumbnails' ); add_theme_support( 'post-thumbnails', array( 'post' ) ); // Posts only add_theme_support( 'post-thumbnails', array( 'page' ) ); // Pages only
and add it in your post/page: