After you’ve recieved the Amazon Affiliate API credentials, you can use them while setting up the configurations through the Admin panel.

To set up the Amazon Affiliate Configuration 

• Go to the Admin panel.
• On the top navigation bar, point cursor on Amazonaffiliate menu.
  The menu appears as shown in the following figure:

• Click Configuration.
  The Configuration page appears as shown in the following figure:

• Click on the API Settings Section and it gets expanded as below:

• In Enabled section, select Yes and the tab will be expanded as shown below:

Now,

• In the Amazon Affiliate API Key box, paste the Access Key ID copied from the Amazon Affiliate account.
• In the Amazon Affiliate Tag Key box, paste the Store ID copied from the Amazon Affiliate account.
• In the Amazon Affiliate Secret Key box, paste the Secret Access Key copied from the Amazon Affiliate account.
• Click the Save Config button.

Coming to the next section.

• Scroll down to the Product Import Settings tab, and click it. The tab is expanded, and the section appears as shown in the following figure:

• Under Product Import Settings, do the following steps:
• In the Set Default Qty for Products box, enter the required number of products.
• In the Enable Imported Products list, select the Yes option to enable the imported products.
• In the Set Product Visibility list, select the required option to set the area where the product is visible.
• In the Set Throttle Limit box, enter the time in seconds. 
  Tip: To change the value, clear the Use System value check box.
• Click the Save Config button.
  The Configuration settings are saved and a success message appears.