1. Log into your Facebook Business account, and find Audiences.
2. Click Create a Custom Audience 3. Click Website traffic
4. Click All website visitors in the dropdown menu, and then choose People who visited specific web page.
5. Enter the short URL of a page with an embedded pixel, then give your audience a name and click Create Audience.
6. In the Audiences section, choose the audience you created for the Create Audience field. You will then be able to deliver targeted ads to potential customers who viewed your webpage.