can't receive or send pic mess galx 5

[AC Question]

when I 1st got my phone, I had no problem sending or receiving pic messages. Now I can't. Samsung galx 5. Ive tried everything

 

[B. Diddy]

Welcome to Android Central! Is your mobile data turned on? MMS requires mobile data, not wi-fi or voice signal. Also, which carrier are you using? Make sure your APN settings are correct for that carrier. What is an APN, and how do I change it? | Android Central