Why does oppo r11 always fail to send messages?

Send text messages through the "Messages" app:

1. Open "Messages".

2. Click the "+" sign in the upper right corner - choose to add recipients - and enter the content in the text message editing box.

3. Click "Send".

Send text messages through the "Contacts" page:

1. Open the "Dial" application and click "Contacts" at the bottom.

2. Select a contact—click the bubble icon to the right of the phone number.

3. Enter the content in the text message editing box.

4. Click "Send".

●When using dual SIM cards on your phone, you can choose to use Card 1 or Card 2 to send.

How to send R11 text messages:

1. If there is already a text message record, enter the text message conversation page, enter the content in the edit box below, and click Send;

< p>2. Click the "+" in the upper right corner of the text message interface, select the recipient--edit the text message content, and you can send the text message;

3. Click the contact to whom you want to send the text message in the phone book --Click the bubble symbol on the far right to edit the text message and send it to the contact.