How to Enable CDN for WordPress
After creating the CDN resources (here) , the CDN resources now is ready to use.
If the website is WordPress, CDN Enabler (Plugin link) can be used.
1) Log in to the WordPress Admin portal
2) Go to Plugins and search for CDN Enabler, then install it
3) Then, go to Plugins, click on the Settings under the CDN Enabler
4) Edit the CDN url to the CDN resources that created will do.