Show content from a page in a tab
To show content from a page in a tab:
From the main menu in the app, click Tabs.
Create a new ProTab or click on an existing ProTab to edit it.
For the Type, select Page content.
For the Page, select the page you want to show the content from.Only page content shows in the tab
Only the page content itself (from the Content area when editing the page in your Shopify admin) shows in the tab.
The tab can not show theme template content, such as includes, sections, forms, or anything else that the theme renders around the page content when the page is viewed on its own.