@Rafelm To update the firmware of the slave Deco, first you can setup slave Deco as main Deco to do that, instruction as below: https://www.tp-link.com/support/faq/2400/ Or you can login to the web...

@b9surfer You are very welcome, it is glad to help you. Best regards.

@technocrat The local network mentioned on the 2nd option means the devices connect to the host wifi network or the LAN port; enable this option enabled, the devices connected to the guest network...

@jrockdahouse I tried to google online, the modem should be a cable gateway( cable modem router); For the double NAT issue, try to assign a static IP for your xbox and then enable the port forwarding...

@blackbeard78 Gotcha, thanks for your reply. It seems that the country version is different, please try to install another one, and then verify whether it works. Any further problem, please let us...

@bliepje Hi, I have confirmed that the Deco wireless network uses mixed WPA/WPA2-PSK with AES/TKIP encryption type to enhance the security level. Back to your case, we think there may have 2...