How to send short messages with card 2 for dual-card mobile phones

1. If you want to send with card 2, you can change the default dialing card to card 2 or not when setting the dual-card function. If the default dialing card is not set, the mobile phone will prompt to choose card 1 or card 2 every time it sends a message. You can choose card 2. 2. Select the mobile phone dual card settings: 3. Click the dual-card setting option to see the "Default Dialing Card" inside; 4. Click "Default Dialing Card" and you will see "Don't set it", just check it; 5. Or directly set Card 2 as the default card, so that it is also Card 2 that sends the message; 6. With the above settings, when sending a message again, just follow the prompts at the bottom of the phone to select card 2.