Enable this for serving all assets from the same CDN.
CDN Prefix for JS/CSS
This option takes the same style input as CDN Prefix. The value provided will be applied only to JS and CSS assets.
If the situation occurs where CDN stops working or the provided values are incorrect, then there are a few work arounds to allow a fix to be implemented inside the Administration settings, which may be inaccessible.
As the front end of Rocket.Chat may be inaccessible, the backend Mongo database can be updated to remove the CDN. The following Mongo commands should reset the value to the default state.