Hi Teachem,
Welcome to Sony Community!
"".. Using Intel's driver ver. Wireless_18.40.0_PROSet64_Win8.1. Apparently the hard working engineers at Intel has answered our call to develope a match. BUT..., BLUETOOTH is sacraficed 
..""
We do not recommend modifying or changing certain parts of Vaio computers. All drivers from eSupport website are the drivers that we have: https://esupport.sony.com/US/p/model-home.pl?mdl=SVF14N13CXB&template_id=1®ion_id=1&tab=download#/downloadTab.
Regards,
Vincent
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