Ik ben mijn inloggen gegevens kwijt en kan er niet meer in

Hello. I have a tl-wr840N wireless router. The wifi works well but if I connect the PC to the router with an ethernet cable I have no connection. If i connect the PC directly with the ethernet cable b

When I set up my tp link extender it doesn´t turn solid just continue to be blue not green. Help please

I have 3 range extended. This is just one. I've had a new router. So I've tried changing my WiFi password for all these items and none will connect. I've turn the router off/on press the WPS button. I

I've reset my extender, still not connected to my wifi.