How can a dual-card dual-standby mobile phone tell which number the received message is?

1. Open the phone and enter the settings page. You will see the following screen. Select the red line option, and then click Enter.

2. After clicking, you will see the following screen, in which you can change the options of clicking and underlining the card information.

3. Modify the name of the sim card to be less than 3 Chinese characters, as shown in the figure below.

4, so you can tell the difference.