How do I know which card sent the text message?

Check which SIM card's short message this time, and you can check it from the upper right corner of the short message. The specific viewing steps are as follows:

1. First, you need to turn on your mobile phone, and then click SMS to enter.

2. After entering the SMS, you can check which SIM card received the SMS from the upper right corner.

Remarks: Long press the menu key to enter the advanced SMS settings.