frigate/web/public/locales/en/components/auth.json

{
  "form": {
    "user": "Username",
    "password": "Password",
    "login": "Login",
    "firstTimeLogin": "Trying to log in for the first time? Credentials are printed in the Frigate logs.",
    "errors": {
      "usernameRequired": "Username is required",
      "passwordRequired": "Password is required",
      "rateLimit": "Exceeded rate limit. Try again later.",
      "loginFailed": "Login failed",
      "unknownError": "Unknown error. Check logs.",
      "webUnknownError": "Unknown error. Check console logs."
    }
  }
}