In this case, I suggest you contact the developer of the module by clicking on the dedicated button (at the bottom right of the page). They are the one able to provide you more information about the issue.
— PrestaShop (@PrestaShop) April 3, 2019
I've also transmitted your feedback to our team, thank you.
https://goo.gl/EO0ad1
https://goo.gl/xF8heB