The Announcement bar showcases new promotions, offers, or recent changes to your store. This bar will appear above the Header section making in the first thing customers will see at the top of the page.
Enable the announcement bar in the theme editor
In the Announcement bar section, enable Show announcement to activate.
Limit the bar to only display on your home page by turning on the Show on home page only setting.
Add a message for desktop and mobile
The Announcement bar has two text fields. The first is a standard Text field that you use the input the text you'd like to appear in your Announcement bar.
The second field, called the Text (mobile), is optional. Use this field to add alternative text that only appears on mobile devices. Use this field to craft shorter text content that is more suitable to the smaller screens of mobile devices.
Add an optional Link, then customize both the Background and Text colors of the Announcement bar to contrast or match the branding of your store.