Before connecting your CMS, head to the Integrations page in Sorank. Click your profile avatar in the top-right corner of the dashboard, then select Settings.

In the Settings page, click the Integrations tab at the top. This is where every CMS connector lives.

Is your site hosted on WordPress.com and you want to publish articles automatically? Connect your WordPress.com account to Sorank in seconds.
These two options are managed by different entities. Make sure you choose the right one.
Go to SEO Article on Sorank, click Publish and confirm.
If the layout doesn't suit you, open the article in the WordPress editor. Select the body text and click Convert to Block to adapt the content to the page width.