Follow the below steps to set up multiple announcement bars on your Shopify store.
Step 1. Login to AiTrillion.
Step 2. Go to Announcement Bar > Dashboard.
Step 3. Now, click on the View All button as shown in the picture.
Step 4. This screen will appear. Here you can see the list of announcement bars that you have created already. Now, you can enable the bar that you want to display on your Shopify store. This way, you can enable multiple bars.
To see how to set up a new announcement bar you can refer to this page: https://www.aitrillion.com/kb/announcement-bar