Are you running Windows 10? If so the easiest way is to right click on the network icon on the bottom right taskbar then click on troubleshooting. That might be the case on Windows 7 as well.
If I accidentally express an opinion then I humbly apologise, please give me a polite reminder that there are highly sensitive and nefarious people that don't like opinions, facts or history - but still visit forums!
We don't do charity in Germany, We pay taxes. Charity is a failure of governments' responsibilities - Henning Wehn