To embed a Youtube video, add the URL to the properties panel.
Go to ecartpay.com and navigate to the Integrations section.
Click on Download to obtain the .ZIP file corresponding to the PrestaShop module.

Log in to your PrestaShop account and, from the dashboard, open the Modules > Module Manager menu.
In the upper right corner, click on Upload a module.
Select the .ZIP file you downloaded and click on Open to start the installation.
Once the installation is complete, the Configure button will appear. Click it to proceed with the setup.
The system will ask you for a public key and a private key.
To obtain them, open a new tab and go back to ecartpay.com.
Log in with your account or register if you don't have one yet.
Within the Ecart Pay panel, in the left sidebar menu, select Integrations > API.
Copy your public key and private key.
Paste both into the corresponding fields within the PrestaShop module.
Click on Save to finalize the setup.
Your Prestashop store is integrated with Ecart Pay.
You can now receive payments, view your transactions in real time, and manage your orders.