Hi im new to this but ive tried everything so can someone please help me? I have a unlocked gsm phone (Samsung Galaxy mega 6.3) I have my micro sim in and everything is set up and working.... However I can't recieve picture messages. The message comes up I click download and it says download from such and such failed. I can send them just not receive. Ive tried changing my apns around... tried different sim cards.... Nothing seems to work. Can someone please help me I don't want to have to sell my phone.