@ishaq Welcome to the community! ....actually it is pretty straightforward.
A) If you are using Elasticseatch with Free / Basic license there is no support for metricbeat, filebeat or any Elastic component
B) if you have a commercial license like Platinum or Enterprise the Elastisearch , Kibana, metricbeat, filebeat, logstash etc are all supported with the same level of support
What exactly are you looking for?
So if you have a commercial license filebeat, metricbeat are covered by the following.