@MarcoRenkum Sorry for the trouble caused, we will do some troubleshooting first and try to fix it. So the current Archer C5400 will lose connection on both wireless and wired connection, and all the...

@trulypaladin Have you ever tried the suggestion mentioned above? If so, please tell us the results and provide more information of the current issue. Thanks in advance, and have a nice day.

@IlluminatedOne We can turn on/off the wifi function via the Deco app, while to manage the Deco network, we need keep at least one wireless network enabled. If you want to block internet access at...

@Chocman What is the current IP address and gateway of this NVR? Have you ever setup static IP for it? With NVR wired to the Deco M5, try to ping the gateway of the Deco M5 and show us the ping...

My pleasure, please check your inbox for their reply.

@Asafz As we discussed earlier, the current firmware cannot be upgraded. You can change some basic wireless settings to optimize its performance to give it a shot. Like you can change channel and...