Go to your PrestaShop administration. Select Modules and Services -> SpectroCoin and click the "Install" button.
Generate Private and Public keys:
Go to the SpectroCoin page and open "Project" section, then click on your project. Select "Edit Project" and then click the "Generate" button (next to the Public key field). You will get an automatically generated private key – download and save it. A matching Public key will be generated automatically and added to your project.
Go to your PrestaShop administration. Select Modules and Services -> Installed modules -> SpectroCoin and click the "Configure" button.