Shortcode not working inside any posts


#1

I’m having problems with the shortcode When I use it on the page or widgets ok. But shortcode not working inside any posts (written on the page is ok). I have tried to follow the tutorials but still not successful : http://www.bloggerguider.com/2015/10/related-posts-issue-with-blogger.html And I need it to automatically Center on the tab. ​(picture )​

Please Need Quick Help me.