Steps to add on-site messaging popups to your PrestaShop store
Download the PrestaShop plugin from here and login to your site's Admin panel.
Scroll down to Modules and click on Module Manager.
Click on Upload a module and select the downloaded extension zip file.
Installation will take a couple of seconds, once done click on Configure.
You will be taken to the on-site messaging module configuration page. Once here, open PushAlert account in a new tab and head to the Integrate section.
Click on Prestashop and copy the Website ID from there to the module configuration page in your store.
Paste the Website ID in its section and click on Save.
All set, you can now create your first user engagement campaign with exit intent popups and abandoned cart recovery.