# Configuration Options
For more on configuration, you can also see the Prefect Core configuration docs.
# Connecting to a different API Endpoint
If you are running Prefect Server, you can update the
server.port config settings to point to a new API endpoint.
[server] host = ... port = ...
As with all configuration options, you can update these using environment variables as well:
# Running Prefect with a pre-existing postgres database
If you are running Prefect Server and have a postgres instance set up elsewhere then providing a
server.database.host will allow you to connect to it:
[server.database] connection_url = ... host= ...
The connection_url format is: