@woozle I think the problem might be the socket in the wall or the cable in the wall. Thanks for your time and your help.

@woozle I have added the screenshot of the ping.

@woozle I have the Archer connected to the socket at all times, so I did the ping with the Archer connected.

@woozle I tried to ping and it worked the first time. I have added a screenshot of the result in this message. Yes, I tried with both from the router and the socket. Both times they could see my PC...

@woozle Yes, I have two TVs and there is no connection to them. Also have phones and no WiFi. How is it possible that my PC gets a connection but no internet and the internet provider can see that...

@woozle Thanks for the answer. Yes, the Network Map shows that there is internet. With Dynamic IP and an IP adress. I tried the thing in the screenshot but it did not work. I still have connection to...