Some of the important configuration files in Splunk are:  App.conf - It is used to configure the app properties.  Authorize.conf- It is used to configure ITSI-specific roles and capabilities, including role-based access controls.   Bookmarks.conf - It is used to bookmark the monitoring console URLs.  Collections.conf - It is used to configure the KV Store collections for apps.  Eventtypes.conf - It is used to create event type definitions.  Indexes.conf - It is used to manage and configure index settings.  Inputs.conf - It is used to set up the data inputs.  Searchbnf.conf - It is used to configure the search assistant.  Web.conf - It is used to configure Splunk Web, especially with enabling HTTPS.  alert_actions.conf -It generates ITSI notable events and configures episode actions.  datamodels.conf - Attribute/value pairs for configuring data models.  commands.conf - Connect search commands to any custom search script.  datamodels.conf- Attribute/value pairs for configuring data models.  visualizations.conf- Declare common visualizations that other modules can use.  restmap.conf- Create custom REST endpoints.  props.conf- Set indexing property configurations, including time zone offset, custom source type rules, and pattern collision priorities. Also, maps transform into event properties.