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-kernelcare-plesk" 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 KernelCare extension
    • Log in Plesk
    • Enter Extensions from left side bar.
    • Search for KernelCare extension.
    • Click Get it free to install ImunifyAV.
  3. After installing KernelCare extension, you may verify the applied kernel via below steps.
    • Open KernelCare after completing the installation.The Effective Kernel Version must be higher than Real Kernel Version to know that KernelCare is in place.