I do not use MMS, but from what I comprehend, This could only get the job done in specific situation. Like when you're are all on iPhones or all are on phones that support the RCS messaging system. Basically when you are not actually using the MMS purpose. Tello FAQ https://non-voip-number-app-free69134.livebloggs.com/44371069/the-2-minute-rule-for-non-fixed-voip