core/homeassistant/components/totalconnect/strings.json

{
  "config": {
    "step": {
      "user": {
        "title": "Total Connect",
        "data": {
          "username": "[%key:common::config_flow::data::username%]",
          "password": "[%key:common::config_flow::data::password%]"
        }
      }
    },
    "error": {
      "login": "Login error: please check your username & password"
    },
    "abort": {
      "already_configured": "Account already configured"
    }
  }
}