@Smitten Norton is killing PCs for decades. Simply remove it and never install again. And use some good uninstaller like "Revo uninstaller pro" or something. Norton really nasty with leftovers.

I guess its not a question, more like instructions. So, if you trying to setup print-server via modem usb port and keep installing tplink usb printer controller software, and it doesnt work. Do so:...