Header section in Theme settings

Go to Online Store - Theme Settings - Header. The section allows you to:

• Change the logo position. Possible values are Left and Middle. 
• Change the search position. Possible values are Right and Left.
• Configure the search field type. This option will help you to show a search icon instead of the search field. The possible values are Icon mobile only, Expanded, and Icon.
• Show the login icon on mobile.

Since the 3.7.0 version, you can also use the Business Announcement block. It helps you to share exciting info about your business aimed at engaging your customers.