The CodeCanyon purchase code will allow you to update the plugin from your Plugins page and will display notices whenever a new plugin version is released. To get your CodeCanyon purchase code, first you will need to visit your CodeCanyon Downloads page.
Next, from the downloads list, look for the plugin and click “Download” button. From the list, select License certificate & purchase code (either PDF or txt will do) to download your purchase details.
Into the downloaded file, look for Item Purchase Code and copy it. The purchase code is usually made of 36 alphanumeric characters sometimes separated by several hyphens (ie.
Next, in plugin Settings page, under tab API & License look for section Purchase code and paste the code into the field.
If you also filled your YouTube API server key, you are now ready to use the plugin.