I have two separate sets of Deco X10-4G. Each 25th day the Internet stops working on both of my setups. The network is still alive but there is no Internet connection until I've restarted the router.

I have three different networks consisting of one Deco X10-4G each. I want to expand each network with a Deco M5 mesh unit. The M5 can be bought as 3-pack but can I use each M5 unit to a corresponding