Hi Mike,
>Further, when Windows 10 was first officially released on July 29, 2015, my Aspire S7-191 worked as expected
>with full functionality, then sometime in March 2016 upon a Windows 10 update,
>I lost most function key functions including wifi.
I created this forum account just to encourage you to trying those nano USB wifi plug, it is far from ideal but keep your machine going.
Currently I am using a GigaLan USB adapter to get the S7 connected, seems no speed difference from the Ethernet port on the Timeline X.
Good luck and good day!
Regards.