Enter the API key in the SEO Minion settings page
Click the SEO Minion icon at the top right of your browser. The SEO Minion sidebar will open up. Here click on the "Settings" icon.
A new page opens where you can enter the Keywords Everywhere API key. Enter your API key and click the "Validate" button.
That's it. You are done - You are now able to use all of SEO Minion's functionalities.