Connect your Shopify module
Insert your webshop-domain. It has to be your myshopify.com URL. The same URL showed in Shopfy admin.
Click "CHECK".
Click on "CONNECT TO SHOPIFY". You are then redirected to the Shopify login, if not already logged ind. You will then be sent to the approve app install page, which states which rights the app wants access to.
Click "Install/update app".