Well…That was a wash. I downloaded and installed 16.04 on my Lenovo laptop, and not only does it still not have support for my Qualcomm Atheros QCA6174 802.11ac Wireless Network Adapter as several people said it would, but now my external display doesn’t work, and there are no proprietary drivers listed to switch to…
I’ll get back to you on this as soon as I get the system up well enough to do an lspci