I had the same issue today on my S7 Edge after installing the software update last night. After chatting with Samsung, I tried resetting the network settings - this seems to have worked, wifi is working again and seems to be stable. Downside is that ...
I just chatted with Samsung Canada Product Support, who confirmed that the same $100 credit will be applied to Canadian returns if you replace your Note7 with a S7 or S7 Edge. And that they will also process refunds for Note7-specific accessories, ev...