Lenovo W520 problems with Wifi and Windows 8
My Windows 8 based Lenovo W520 has an Intel Centrino Ultimate-N 6300 Wifi chipset, it has been giving me problems with this for a while. The most usual problem is that if I sleep or hibernate the PC when I restart it, in a different location, there is a chance I cannot connect to Wifi networks. I can see them, get a limited connection but no IP address as DHCP fails. Sometimes using the hardware Wifi switch on the front left of the PC helps, sometimes switching into Windows 8 airplane mode and back out does, but not always. Often I need to restart the PC. ...