The other party has received the MMS, so you won't use the tips here; But if the other party doesn't receive it, or if the other party receives it but doesn't check it, you will be prompted by customer service. If you don't receive the prompt, prove that you have received it.
After sending a multimedia message, you can know whether the other party has received it in this way: set a sending report in the settings of sending multimedia messages by mobile phone, and if the other party receives multimedia messages or fails to send them, there will be a short message reminder; Send a text message or call the other party to ask if you have received it; The most direct way is to ask the other party directly if they have received it.