登录到管理员，转到外观，然后单击标题链接（如果主题当前已激活，将显示）。然后单击此处的“删除标题图像”按钮。

如果要在代码中删除此项。然后，转到主题文件夹，打开标题。php。查找并删除此代码：

<?php
    // Check to see if the header image has been removed
    $header_image = get_header_image();
    if ( ! empty( $header_image ) ) :
?>
<a href="<?php echo esc_url( home_url( \'/\' ) ); ?>">
    <?php
        // The header image
        // Check if this is a post or page, if it has a thumbnail, and if it\'s a big one
        if ( is_singular() &&
                has_post_thumbnail( $post->ID ) &&
                ( /* $src, $width, $height */ $image = wp_get_attachment_image_src( get_post_thumbnail_id( $post->ID ), array( HEADER_IMAGE_WIDTH, HEADER_IMAGE_WIDTH ) ) ) &&
                $image[1] >= HEADER_IMAGE_WIDTH ) :
            // Houston, we have a new header image!
            echo get_the_post_thumbnail( $post->ID, \'post-thumbnail\' );
        else : ?>
        <img src="<?php header_image(); ?>" width="<?php echo HEADER_IMAGE_WIDTH; ?>" height="<?php echo HEADER_IMAGE_HEIGHT; ?>" alt="" />
    <?php endif; // end check for featured image or standard header ?>
</a>
<?php endif; // end check for removed header image ?>

<?php 
// REMOVE TWENTY ELEVEN DEFAULT HEADER IMAGES
function wptips_remove_header_images() {
    unregister_default_headers( array(\'wheel\',\'shore\',\'trolley\',\'pine-cone\',\'chessboard\',\'lanterns\',\'willow\',\'hanoi\')
    );
}
add_action( \'after_setup_theme\', \'wptips_remove_header_images\', 11 );
?>