CDN is abbreviated as Content Delivery Network which stores the static on multiple servers to provide content efficiently to the users.
Here the steps mentioned below to configure WordPress with CDN.
Step 1: Log in to the WordPress Admin section.
Step 2: Go to plugins from the left side of the page > Installed plugin > target W3Ttoal cache plugin > Click on settings under it.
Step 3: Click on CDN from the list which is mentioned below Upgrade button
Step 4: Enable the CDN option and select the CDN type as generic mirror > Save all settings.
Step 5: After saving all the above settings you will see a success screen here you have to click on Specify it here link in order to configure the CDN hostname.
Step 6: Insert CDN hostname under Replace site hostname with section and save all settings.