@Rostagroup You will need 4G hotspot/router, and it must have an Ethernet port. See ZTE MF279T as an example of such device. Connect Main Deco to 4G router Ethernet port, and you are all set. Start...

@__jeffyeh If this can't work either, see if you could get same model of ZyXel powerline adapter I have. I noticed mine has just one Ethernet port, yours - two, what if it makes the difference? Just...

@ilovekobe Yes, in that case it is even easier process. Install Deco app on your smartphone and use it to configure your Deco network you'll own and manage, then add new Deco units to that Deco...

@ilovekobe If you do an upgrade, probably the easiest would be to add new Deco units to existent mesh and, then, delete old Deco units from the mesh. You'll keep all your Deco mesh configuration...

@ilovekobe If basic networking lingo such as "IP range" is not familiar to you, you may wish to explain why do you want two separate mesh systems in your house instead of asking how to do that. If...

@Lesauchet You can use VR600 as a router and Deco mesh for WiFi coverage. This would be similar setup to mine, where I have ISP provided cable modem/router to which I attached Deco mesh for good in...