@levlim I am thinking you are allowing guests connect to your Deco Main Network, based on what you described. If this is the case, the fix is to let your guests connect to Guest Network instead.

@Ratsima Give that to your condo management. See if it works. I have Main Deco connected to ISP Router. In Deco app, in Web interface and on the label on the bottom of Main Deco I see one and same...

@Ratsima If you have access to Deco app, what MAC address it shows under Main Deco page should be its WAN MAC address. Just checked that with my Deco mesh and ISP Router. Also, it is the same MAC...

levlim wrote Hi I use my deco guest for my customers. Now I need to blacklist one of the clients. When I click the "+" I get a list of all the devices that have connected to the guest account. Is...

@Hometest If you have static IP address configured on your desktop PC, that would explain it. When Deco runs in Router mode, it creates its own subnet, which is going to be incompatible with your PC...

@TheProphet Yes, what I said is applicable to M9, too. Deco M9 is better option than M5. It will provide stronger WiFi signal. You can wall mount it as easy as M5. Still, you will need three Deco...