Ultra-Thin

[retrotull]

Download page for S7-392 shows Widi support but won't load:

Wireless Display	Intel	Wireless Display Driver	4.2.19.0	204.8 MB	2013/08/29
Wireless LAN	Intel	Wireless LAN Driver	v16.1.5.2	127.8 MB	2013/10/

[samboy]

If you upgraded to Windows 8.1, you don't need the Widi app. You just go to the device charm and select project and you should see an option to connect to a wireless display. I struggled with it for a while but now it's working fairly well.