Steps to install the Basispay payment plugin for Prestashop-1.7.x
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1. Login to Admin planel of prestashop.
2. Navigate to "Modules" -> "Module Manager".
3. Click on "upload a module" on the right top corner.
4. Select the given "basispay.zip" file.
5. "Basispay" payment plugin will be avilable in the list of plugins.
6. After installation click on "Configure".
9. Enter the APIKey, Salt and selcet the Mode ("TEST" mode is for testing the payment plugin and later change it to "LIVE" mode).
10.Save the configuration.
11.Browse the prestashop ecommerce page and checkout some product you will get the "Basispay" payment option.   