As stated in the e-mail confirming payment of your order, you will have received a delivery code for downloading your digital product.
You will find the delivery code in your account under Order History & Details, and the details of your order.
The code must be registered at  https://mypurchase.assimil.online .
You can click directly on the code to be redirected to the website to register the code.
Once registered, you can then download your digital product.
If it is an e-course, it will be linked to the e-mail address you entered when registering your delivery code at  https://mypurchase.assimil.online . You can then get the complete version of the app you will have connected to with the same e-mail address.
WARNING !
This must be a valid e-mail address ! In order to carry on using your e‑course, you will have to log on to the app (the e‑course) using this address.
If the e-course you have purchased is in fact a gift, forward the delivery code to the recipient of the gift to enable them to carry out the registration process with their own e-mail address.