@arnonm IP address 192.168.68.1 means Main Deco still runs as a Router, not as an Access Point. In Access Point mode, Main Deco still must be wired to your router with Ethernet cable. Have you,...

@Kossie See this forum topic: https://community.tp-link.com/en/home/forum/topic/599920

@MDG35 Consider running your Deco mesh in Access Point mode. See How to set up Deco to work in Access Point mode

@Rickyboy Deco mesh can only broadcast SSID if it is configured with that SSID. Which it can be. If it helps, think about Deco as a new WiFi router you brought home. Even if you connect that router...

@Rickyboy You can try both, and whichever deliver best WiFi speed for device connected wirelessly to the furthest Deco is the one to keep.

@Rickyboy Deco mesh will remember its settings. You can power off all Deco units without risk of losing your Deco mesh configuration.