Experience the same issue. My phone is 2 monts old!!! The problems started directely after update. I bought the edge version for its battery life. I will never update the OS without reading all the opinions first. The worst thing is that feom what you describe Samsung does not want to acknowledge the problem : @James0071 wrote: Yes I've noticed that it is all about being on cellular network, particularly where there is a bad signal. How did you find the process of returning to Nougat; where did you get the instructions, was it reliable and did it take a long time? I also contacted Samsung support and they were next to useless. They were adamant that it is must be something to do with the phone. They didn't seem to understand or accept the fact that the change was a direct result of the software update. They even said they'd inspect the phone but if there wasn't anything wrong with it there would most likely be a cost to me. A dose of my experience/cynicism says that they're not going to do anything about this problem. I hope I'm wrong on this. (
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