After upgrading the module, we recommend that you perform the following steps to be sure that a malfunction does not come from a badly saved configuration or from the cache;

1 – Save the module configuration:

Go to Modules > Amazon and click on “Save the Configuration” button, it has the effect of saving all module parameters, it is important to do so because there may be new parameters due to the module upgrade.


“Save the Configuration” button is present on certain tabs and absent from other ones. However, it is the same button saving the whole configuration in all tabs, so, you have to click on any one you will find !

2 – Clear your browser cache’s-Cache

3 – Clear the PrestaShop Smarty cache

Go in the Advanced parameters > Performance tab, click “Clear Cache”: