ここにはどんなデータを入力すればいいですか？

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The image displays a terminal error message indicating that the connection to port 2525 has failed and suggests using port 2525 for services like Mailgun or Sendgrid, with related replacement fields for SMTP PASSWORD and SMTP Account. (AIによる画像キャプション)
The image displays a terminal error message indicating that the connection to port 2525 has failed and suggests using port 2525 for services like Mailgun or Sendgrid, with related replacement fields for SMTP PASSWORD and SMTP Account. (AIによる画像キャプション)816×234 6.62 KB