How to set which card to use for sending SMS for Huawei p7 dual card?

1. Open the interface of Huawei p7 mobile phone, find the information icon on the desktop of Huawei p7 mobile phone, and click to enter, as shown below.

2. After entering the information interface of Huawei p7 mobile phone, click+in the lower right corner to add a new message, as shown in the figure below.

3. After editing the message, click the icon on the left side of the text bar to select the mobile phone card, as shown in the figure below.

4. Finally, click Send, and the SMS will be sent through the selected mobile phone card, as shown in the figure below.