Your title and description on Google

Write the title and description search engines and link previews show for your site.

Open Settings → Search engines (SEO) (computer: Advanced).
Write a Page title — your name and what you sell.
Write a Description of one or two sentences.
Fill both languages, then tap Save.

The home page's search text, also the default for other pages.

Add a page and choose where it appearsCreate a page in My website → Pages, fill it, then choose: by its link only, or in the navigation bar.
Change your shop name, address and opening hoursSettings → Store details holds the name customers see, your address and your week of opening hours.