Samsung mobile phone. The short message was too long to go out and became a multimedia message. Then he said that the network does not support MMS. What to do?

There are several reasons why the mobile phone can't send MMS:

1. The mobile phone does not support MMS function;

2. The parameter setting of mobile phone MMS is incorrect;

3. The size of the sent MMS exceeds 50K；;

4. The MMS outbox and inbox are full;

In addition to the above simple troubleshooting, you can turn off your phone or change your mobile phone to test it, but it still won't solve it. You can contact the manual customer service for processing.