What do you think of Apple's mobile phone? Which card should I use to send text messages?

1. First unlock iPhone 12, open the SMS APP on iOS 13/ 14, and click the SMS you want to view. Click the sender number above, which is the red box area in the figure. From the three drop-down icons, click the information icon. This indicates that "XXX" is being used in this conversation.

2. The specific viewing steps are as follows: first, you need to turn on your mobile phone, and then click SMS to enter. After entering the SMS, you can check which SIM card received the SMS from the upper right corner. The key in the lower right corner of each message can be viewed and clearly seen.

3. First, please find the information icon in your mobile phone and click to enter the main interface. Step 2: Next, please select any piece of information. Step 3, as shown in the figure, we come to the detailed page, please select the ""indicated by the arrow.