@David-TP I've upgraded my Deco P9 fleet to the provided firmware p9-SP1-up-ver1-2-1-P1[20240925-rel74665]_2024-09-26_09.21.29 I've manually loaded firmware to each of Deco P9 using web browser....

@Nytram Nytram wrote I'm 100% sure my actual network is suffering. I took one P9 off to try and reconnect but that won't even join again now. I've managed to reconnect P9 slave device to the network...

@David-TP Only master Deco P9 is online in the APP after updating firmware to latest beta. Updating APP to the latest beta doesn't fix the situation. Deco P9_V2 1.2.1_build_20240904_Beta

@JezzaD https://community.tp-link.com/en/home/forum/topic/705786 Try new beta app. 100% cpu load is only then using app/web ui

@David-TP Can I kindly ask you to check this performance issue with your dev team ?

@David-TP Also I see the following behavior with 1.2.1_build_20240904_Beta on Deco P9 units: If I reset Deco P9 unit (with firmware 1.2.1_build_20240904_Beta installed) and try to add it to existing...