How to switch iphone dual-card SMS?

It's a contact with a text message record. As shown in the figure below, if you stop at the SMS interface, you must delete the current SMS record to switch the primary and secondary cards. If you don't want to delete messages, take the SIM card that doesn't send messages out of your mobile phone and put it back after sending messages.

1, open the information program of iphone 1 1, and click the letter icon to create new information;

2. Enter the mobile phone number of the recipient, or click the "+"sign behind the recipient to select the recipient from the address book;

3. If the recipient number is not in the address book, clicking Edit SMS will pop up the current default SIM card; If the recipient number is in the address book, the current default SIM card will pop up directly after selecting the recipient.

4. Click the current default SIM card, and the minor number and major number will pop up at the bottom of the screen for selection;

5. If you select the secondary number at this time, you will switch to the secondary number to send short messages.

The above is the iphone 1 1 shared by the smart phone network. How to switch short messages? Apple 1 1promax dual-card primary and secondary cards switched the SMS sending mode.