MMS messaging won't send

I am unable to send any kind of MMS messages (photos or texted when exceeded character limit for SMS) for a HTC 10. Can anyone give me advice on how to fix the problem, and yes I've checked that my data is on. I would appreciate it very much.

Thank you
RadDan82

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I am unable to send any kind of MMS messages (photos or texted when exceeded character limit for SMS) for a HTC 10. Can anyone give me advice on how to fix the problem, and yes I've checked that my data is on. I would appreciate it very much.

Thank you
RadDan82

from xda-developers http://ift.tt/2bILfS9
via IFTTT