If you purchased a license key for Pro, you will need to login to your All In One Dashboard and download the Pro Version to upload to your website.

Log into your dashboard, go to downloads and download the pro version next to your license key as shown in the image above.

Next, go to your WordPress blog, plugins, add new plugins and upload the downloaded plugin to your site, and activate.

Go back to your All in One Dashboard, copy your license key and paste in your All In One SEO plugin on your website!

Save!!!

Go back to general settings & make sure your Free settings converted over.