To install the extension:

1. Go to the Prestashop admin panel.
2. On the left navigation bar, point cursor to the Modules and Services.
   The menu appears as shown in the following figure:
   
   
3. Now click the Modules and Services menu, and you will come across a page like shown below.
4. Now you need to click on Add a New Module on the top right corner of the page.
5. On doing so, the page opens a section like shown in the image below:
6. Now in the Module File tab, choose the package file of Vidaxl marketplace from your system.
7. Once selected, click on the Upload this module button.
8. You have to click on the Install button shown in the image.
   Once you click on Install button, you can see a message like shown below, on the same page, asking you if you wish to proceed with the installation. You may click on Proceed with the installation.
9. The module will be installed and you will be navigated to the Configuration page for further steps to be taken.