Remove or uninstall the Toshiba WPS Library and download the Atheros driver here :
http://uk.computers.toshiba-europe.com/innovation/download_drivers_bios.jsp?service=UK download by a working computer and enter the correct model/series and OS and choose Atheros wireless LAN driver version - 7.7.0.288.0. Use a flash drive to save and copy to your Toshiba laptop.
1. Uninstall the current wireless driver by device manager. Right- click choose uninstall.
2. Go to the wireless driver folder or location and install the correct driver. Restart if required.
3 Make sure your wifi radio button is turned on then try connecting to your home network SSID and enter correct password. If your router is set to WPA, WPA2, make sure your wifi adapter is compatible or has this feature/support.
4. Run MinitoolBox again and post the result.
5. Do you have an antivirus installed? Try disabling and also check the difference.