Agreed - after updating to the 15.4 beta I have lost the ability to use ANY data on the iPhone, although voice calls are working correctly. There are now settings around 5G (normal mode and reduced bandwidth options), or setting LTE. I have tried usi...
You cant change your PM account to work from the US for that year, but I lived in the US up until 2016 and T-Mobile have great low cost plans that you can use while working in the states. They also allow you to roam in Canada (when you come home to v...