how to remove featured image from post?

Hello, I’m trying to remove the featured image from posts…

this is the the single-post.php can someone help me please? I tried many things but nothing worked :/

<?php
global $post;
$format = get_post_format();
// Get video layout
// Check the current post is a video post and get template based on the video layout
if(tm_is_post_video()) {
get_template_part(‘single-video’);
return;
}
get_header();
$layout = get_post_meta(get_the_ID(),’single_ly_ct_video’, true);
if($layout==’def’){
$layout = ot_get_option(‘single_layout_ct_video’,’right’);
}
global $sidebar_width;
if($format!=’video’){
$topnav_style = ot_get_option(‘topnav_style’,’dark’);
?>
<div class=”blog-heading <?php echo $topnav_style==’light’?’heading-light’:” ?>”>
<div class=”container”>
<div class=”row”>
<div class=”col-md-10 col-sm-10 col-xs-9″>
<h1><?php the_title(); ?></h1>
</div>
<div class=”col-md-2 col-sm-2 col-xs-3″>
<div class=”blog-date”>
<span><?php the_time(‘d’) ?></span>
<span><?php the_time(‘M’) ?></span>
</div>
</div>
</div><!–/row–>
</div>
</div><!–blog-heading–>
<?php } ?>
<div id=”body”>
<div class=”container”>
<div class=”row”>
<div id=”content” class=”<?php echo $layout!=’full’?($sidebar_width?’col-md-9′:’col-md-8′):’col-md-12′ ?><?php echo ($layout == ‘left’) ? ” revert-layout”:””;?>” role=”main”>
<?php
//content
if($format == ‘gallery’){
$images=&get_children(‘post_type=attachment&numberposts=-1&post_mime_type=image&post_parent=’.get_the_ID());
if(count($images) > 0){
?>
<div class=”is-carousel simple-carousel post-gallery” id=”post-gallery-<?php the_ID() ?>”>
<div class=”simple-carousel-content carousel-content”>
<?php
foreach((array)$images as $attachment_id => $attachment){
$image = wp_get_attachment_image_src( $attachment_id, ‘full’ );
echo “<img src='”.$image[0].”‘>”;
} ?>
</div><!–/simple-carousel–>
<div class=”carousel-pagination”></div>
</div><!–/is-carousel–>

<?php
}
}else{
$single_show_image = get_post_meta(get_the_ID(),’show_feature_image’, true);
if($single_show_image==’3′){if(function_exists(‘ot_get_option’)){
$single_show_image = ot_get_option(‘single_show_image’);}
}
$single_layout_blog = get_post_meta(get_the_ID(),’page_layout’, true);
if($single_layout_blog==’def’){
$single_layout_blog = ot_get_option(‘single_layout_blog’);
}
if($single_show_image!=’1′ && $single_layout_blog==’inbox’)

{
if(has_post_thumbnail()){
$thumbnail = wp_get_attachment_image_src(get_post_thumbnail_id(),’full’, true);
?>
<div id=”post-thumb”><img src=”<?php echo $thumbnail[0] ?> ” alt=”<?php the_title_attribute(); ?>” title=”<?php the_title_attribute(); ?>”></div>

<?php }}
}
//content
if (have_posts()) :
while (have_posts()) : the_post();
if(ot_get_option(‘video_toolbar_for_post’,false) && ot_get_option(‘video_toolbar_position’,’top’)==’top’){
get_template_part(‘single’,’toolbar’);
}
get_template_part(‘content’,’single’);
if(ot_get_option(‘video_toolbar_for_post’,false) && ot_get_option(‘video_toolbar_position’,’top’)==’bottom’){
get_template_part(‘single’,’toolbar’);
}
endwhile;
endif;
//share
$social_post= get_post_meta($post->ID,’show_hide_social’,true);
if($social_post==’show’){ //check if show social share
gp_social_share(get_the_ID());
}
if($social_post==’def’){
if( ot_get_option( ‘blog_show_socialsharing’, 1)){ //check if show social share
gp_social_share(get_the_ID());
}
}
//author
$onoff_author = ot_get_option( ‘onoff_author’);
if($onoff_author!=’0′){
?>
<div class=”about-author”>
<div class=”author-avatar”>
<?php echo tm_author_avatar(); ?>
</div>
<div class=”author-info”>
<h5><?php echo __(‘About The Author’,’cactusthemes’); ?></h5>
<?php the_author_posts_link(); ?> –
<?php the_author_meta(‘description’); ?>
</div>
<div class=”clearfix”></div>
</div><!–/about-author–>
<?php }
$onoff_postnavi = ot_get_option( ‘onoff_postnavi’);
if($onoff_postnavi!=’0′){

?>
<div class=”simple-navigation”>
<div class=”row”>
<div class=”simple-navigation-item col-md-6 col-sm-6 col-xs-6″>
<?php
$p = get_adjacent_post(true, ”, true);
if(!empty($p)){ echo ‘ID) . ‘” title=”‘ . esc_attr($p->post_title) . ‘” class=”maincolor2hover”>
<i class=”fa fa-angle-left pull-left”></i>
<div class=”simple-navigation-item-content”>
<span>’.__(‘Previous’,’cactusthemes’).'</span>
<h4>’ . apply_filters(‘the_title’, $p->post_title) . ‘</h4>
</div>
‘;}
?>
</div>
<div class=”simple-navigation-item col-md-6 col-sm-6 col-xs-6″>
<?php
$n = get_adjacent_post(true, ”, false);
if(!empty($n)) echo ‘ID) . ‘” title=”‘ . esc_attr($n->post_title) . ‘” class=”maincolor2hover pull-right”>
<i class=”fa fa-angle-right pull-right”></i>
<div class=”simple-navigation-item-content”>
<span>’.__(‘Next’,’cactusthemes’).'</span>
<h4>’ . apply_filters(‘the_title’, $n->post_title) . ‘</h4>
</div>
‘;
?>
</div>
</div>
</div><!–/simple-nav–>
<?php }
comments_template( ”, true );
?>
</div><!–#content–>
<?php if($layout != ‘full’){
get_sidebar();
}?>
</div><!–/row–>
</div><!–/container–>
</div><!–/body–>
<?php get_footer(); ?>