@Gaurab485 Hi, Did you open port 1194 on the ISP router for the AX23? In your topology, AX23 is not getting a public IP address, therefore the VPN connection would fail. For your case, a simple way...

@Gmastra Hi, AXE5400 need to connect to the front device via Ethernet cable. So it needs to connect to the LAN port on the ISP hub. If the ISP hub is a pure modem, you also need to set up the router...

@MoL0ToV Hi, 12 AM is 24:00. So for your case, please set 12 AM to 7 AM to disable WIFI at night.

@Dijin Hi, Did you reboot the router manually after you enabled the Smart Connect settings? Please also check if you can save the other settings successfully. You can also use other devices to change...

@Lu_Po Hi, Do you mean you cannot find the External Antennas option or you cannot save the settings? Please use different devices to test as well. What is the operation mode of your Deco?

@wiesgaj Hi, Please try different power socket. If it still cannot work, please power off the Deco unit overnight and then test again. And you can also try the guidance here: How to use firmware...