Ronaldo's Portugal exit: a walkout before retirement

The original item reports that Cristiano Ronaldo walked out of the Portugal national team setting before his retirement. No further details about the article text were provided, so the specific circumstances, date, and reasons for the walkout cannot be confirmed here. The headline indicates the event occurred ahead of Ronaldo's retirement from international football. A complete and accurate summary of exactly four to five sentences requires the full article text, which was not included in the request.