What should I do if I send a text message to the other party's phone number?

First of all, you need to open a short message on the home page of your mobile phone. You will jump to a new information page. There is a (ten) dot next to the new message, and you start editing it. Enter what you want to say to the other party, and then enter the phone number you want to send to the other party. The telephone number is 0. After editing, if your phone is dual-card. You have to choose whether to issue one card or two cards. Click to determine the card number to send. Finally reached the top. Enter the phone number of the other party who displays (the recipient). Click Send Message, and it's done.