Yoast SEO in Blog Posts
Open any page or blog post that you have on your site and scroll to the bottom of it. That’s where you’ll find your Yoast SEO toolbox, which is fairly easy to edit and guides you through the process of improving your posts and making them SEO friendly.
Here you can edit and preview your snippet and also follow other recommendations based on SEO Analysis by Yoast.
Also, we recommend checking the Yoast installing instructions and FAQ section here.