My parents had Comcast come out the other day and fix our wifi since it wasn't working on my mom's Kindle. In the process we switched from one wifi network to another. It works on my laptop and my iPhone just fine, but for some reason whenever I try to send an imessage (to someone that should be able to receive them) it doesn't work, and I didn't have this problem before the wifi got changed. The wifi works on my phone though so how do I fix this?
Read more: Switched wifi network at home, now my iPhone can't send imessages?