Update to Windows 8.1 - from Toshiba
http://www.toshiba.com/us/windows8-1-update
Solution here was reset back to factory settings
http://forums.computers.toshiba-europe.com/forums/thread.jspa?threadID=74158
These need to uninstalled prior to updating
Component List
- Genesys Logic card reader
- Intel PROSet
- Intel Wireless Display
- Realtek Audio driver
- TOSHIBA PC Health Monitor
- Realtek WLAN Driver
- Realtek Bluetooth Filter Driver Package
http://www.toshiba.eu/innovation/generic/windows8_1-upgrade-stepbystep/