@CheesyTwister How far away between the computer and main router? What about the 5GHz wireless signal strength? With computer connected to 5GHz, please click here to verify the wireless negotiation...

@Ari2211 So the computer with Archer T3U can detect the wireless network but failed to connect to it, right? Do 2.4GHz and 5GHz both have the same issue? Try to change the wireless channel of the...

@ProjectQuad What is the hardware and firmware version of the MR200? Please check the country version together, which is printed on the back panel of the actual device. You have created the network...

@avinet Hello, have you ever tried to change another web browser or power cycle this Archer VR2800? Meanwhile, does the error message exist under basic-wireless settings and advanced-wireless...

@praxidice Do you mean that you can access the outside devices from the local network, while you failed to access the local network from the outside internet? If so, I think it is normal, to protect...

@cyr Glad to hear that you figured it out. Now you can enjoy the internet with the devices. If need more help, just let us know. Best regards.