1. Enable your app. 

2. Choose the design you want to use for your Countdown Timer. Choose how you want it to be aligned. You can also choose to show the miliseconds and customize the text you want to be shown with the app. 

3. Set the minimum and maximum values of your expiration deadline. 

4. If you want to place your app elsewhere on the page, copy and paste the below link in your main code, in the place you want it. 

5. Use Module Filters to set on which pages you want the Countdown Timer to be displayed. You can choose it based on the price, discount or inventory. If you want to display the app only on specific pages, introduce the products' IDs in the Display only on Products with IDs area.

5. Make sure you save all your settings.