From your comment i learn about the Easy Import module, and i think that is the best !
https://addons.prestashop.com/en/data-import-export/24523-easy-import-products-from-csv-excel-xml-json-txt.html
https://www.nulledfrm.com/threads/easy-import-products-from-csv-excel-xml-json-txt-7-5-6.88013/