@Jure With computer connected to the LAN 1 port, what is the actual wired speed you can get from Archer C7? Have you enabled QoS on the web UI? If so, try to disable it and then run the speed test...

@XDavidT What do you mean it will be out of the segment? What is the IP and DNS of the Pi-hole?

@tlabsim what is the current network diagram? Please provide more information about the current issue. What kind of troubleshooting/settings you have tried yet? Try to modify the wireless settings...

@JoeEric Hello, what is the model and OS version of your smart phone? Do other wireless devices have the same issue? Cause it is more related to the settings of cellphone itself. Try to forget the...

@Miso What is the model number of your device? The default wireless password and login password are both printed on the back panel, wifi password is 8 digits numbers usually, while login password is...

@Saiduzzaman Hello, the default wireless password is printed on the back panel of the actual device. You can access the web interface and go to wireless settings page to modify them as you want....