You may customize Longhorn’s default settings when deploying it. You may specify, for example, Create Default Disk With Node Labeled and Default Data Path before starting Longhorn.
This default setting is only for a Longhorn system that hasn’t been deployed. It has no impact on an existing Longhorn system. The settings for any existing Longhorn system should be modified using the Longhorn UI.
The default settings can be customized in the following ways: