Well, my problem is solved...ouch. Official message: " Dear Customer, Many thanks for your valued reply. I just confirmed the information with our RD team, and the Deco X20 does not support adding a...

@David-TP Yes, the Tapo P110 can also be controlled via the 4G network via the Tapo App.

@David-TP Unfortunately it doesn't work. The Tapo P110 now shows the signal strength and connection via 2.4Ghz in the Deco app (not with 5Ghz before), but they cannot be added to the Smart Home. App...

@David-TP Thanks, but probably the wrong link to the solution. :)

Hello. Same problem with Tapo P110 and Deco X20. The latest firmware. Some solution???