Installing Product Catalog (CSV, Excel) Import module into your PrestaShop store is simple and painless.
Simply access your modules page under Modules and Services > Modules and Services.
Once you have reached your Modules page, click the "Add a New Module" plus sign icon in the top right corner. This will take you to your module installation form.
After clicking "Choose a file," choose the zipped Product Catalog (CSV, Excel) Import Update file.
Click "Upload this Module." And you will get success message.
You may now scroll down and access your module in your Modules List. Product Catalog (CSV, Excel) Import module will be found under "Quick / Bulk update" category.
In order to access your newly installed module, click the "Configure" button.