@EnderXain Try to access only ER605 on the modem to see if it can get the WAN IP. Change the network cable and reboot the front-end modem to try.

@gabrielhopkins You can directly set IPv6 to bridge mode on the router, and then see if the PC can get the IPV6 address and access the Internet when it is connected. Or if you have a modem in your...

@Kasimba Apple and Android devices in the same location connected to WiFi test? Both are connected to the 5G WiFi test? Apple devices if connected to other WiFi is working properly? If you suspect...

@Amord If you use it in standalone mode, then you can force it to 1000M, check this : If you use the controller to manage it, there is no place to set it, as I known.

@CovMan This program may be possible, but it is recommended that the actual test on site, the feeling that the distance between the two EAP is still a bit far, it is recommended to understand a few...

It seems likely that the wireless environment is the problem. How far apart are your four EAPs? If you are only using 5G, try changing the channel or channel width to optimize the channel and see if...