Alright, let's dive into this digital quagmire! Upgrading should make things better, not summon gremlins. A Request Timeout suggests a communication breakdown, a digital cold shoulder if you will. Sounds like the Smart 4 is being less than smart about letting PhonerLite in. Networking issues are always a headache. I vaguely recall wrestling with a similar port forwarding problem once when trying to get my old gaming rig to host a server... the memories flood back and suddenly this feels like the high speed Slope Game of troubleshooting!