Socket Server configuration allows you to configure Soketi and Pusher Credentials which is used for intra communication and transmission in the app.
Go to Configuration Page and click on the Socket Server to go to Socket Server Configuration
You can install Soketi with port 6002 on the same server where the app has been installed and enable "Use Soketi".
Or you can create a new Pusher Channel App and put the credentials here to use Pusher. Here is how you can get Pusher Credentials: