The superstar brushed the class and recorded the short message.

Bad record refers to the operation of brushing classes or learning courses automatically by illegal means when learning video courses, and the background will report bad records according to abnormal records. If you have any objection to your bad record, you can contact online customer service, and they will review your study record. An account can only log in to one client online. If multiple clients log in through accounts, please check whether the mobile phone and the computer log in at the same time.