Facebook Retargeting Pixel is that website who uses facebook’s retargeting technology which allows Facebook to retarget users visiting your website on Facebook. In creating this one, you need to login to your Facebook account and visit Ads Manager then click on Tools > Pixels to create your Facebook pixel. Clicking on the create pixel button will appear you a popup and simply enter a name for your pixel (name of your business or product). Then, press the create pixel button to continue. This will give you a success message with the unique ID of your pixel and click on Install Pixel Now button to install. Facebook will give you the Pixel code that needs to be copy to install it in WordPress.
In installing the Facebook Pixel in WordPress, you have two options: 1) add the Facebook Pixel code before the </head> in your WordPress theme and 2) install the Insert Headers and Footers plugin. Upon activation, you need to go to the Settings > Insert Headers and Footers page. You’ll be able to paste your Facebook Pixel code in the header section and click on the save button to store your changes. That’s all, you’re done.
If you want to know the Bonus Step which is Creating Custom Audiences Using Facebook Pixel, check it out here.