no internet connection

I installed new Barracuda harddrive then lost my wifi internet connection. I am on HP desktop i7 2012 old machine using wifi connection for internet. Everything was working until I installed the barracuda driver. I have done the troubleshooting of internet connections but none worked. I am...

We have two 64-bit Windows 10 installations; one on an almost new i5 desktop and the other on a 2009 Dell Studio laptop. Whilst Windows 10 Version 1511 OS Build 10586.36 works OK on the desktop PC, on the Dell laptop there's no Internet connection if I try & install the same version / build. It...