How does oppok3 check whether the SMS sent in batches is successful?

Displaying that the message has been sent means that the message has been sent successfully.

The specific method is as follows:

1, click the message first.

2. Click on the three points in the upper right corner.

3. Click a setting in the list.

4. Click Advanced in the list.

5. Click "Send Report" at the top.

6. In the pop-up list, confirm the SMS or MMS that you want to send the report. After the SMS is successfully sent, the report will be sent to you, and it has been delivered.