As you've placed no information, we are unable to assist. For help I would please ask you to post the following:
- What phone?
- Do you have signal?
- Have you checked the configuration?
- Can you send an MMS to yourself?
- Did you recently transfer from another provider?
I'm a Yes-Crowd Contributor, not an Optus Employee, and I contribute on a voluntary basis. Did someone on Yes Crowd answer your question? Did they share a great tip Please remember to acknowledge their awesomeness by throwing a Kudo and or Accepted Solution their way.