1. Let’s make sure the extension has been properly licensed for your Plesk license key by validating Plesk Additional License Keys with below steps;
    • Log in Plesk
    • Tools & Settings
    • License Management
    • Make sure "ext-xovi" is listed at License Management page. That shows the license key is ready. Now let’s move on to install the extension on your Plesk instance.
  2. Install SEO Toolkit Personal extension
    • Log in Plesk
    • Enter Extensions from left side bar.
    • Search for SEO Toolkit Personal extension.
    • Click Get it free to install SEO Toolkit Personal.
    • If you see 
  3. After installing SEO Toolkit Personal extension, you may open SEO Toolkit Personal to configure SEO setting.