core/homeassistant/components/logger/services.yaml

set_default_level:
  name: Set default level
  description: Set the default log level for integrations.
  fields:
    level:
      name: Level
      description: Default severity level for all integrations.
      selector:
        select:
          options:
            - debug
            - info
            - warning
            - error
            - fatal
            - critical

set_level:
  name: Set level
  description: Set log level for integrations.