Hello, I've previously bought three HS100 smart plugs (ver. 3.0) and the installation went very smoothly with my 2.4 GHz WiFi router. I was so satisfied with them that I've bought two more, which won'

Hi, I already have 3 smart plugs (HS100) installed at my home and they all work perfectly. I bought for Christmas another one and I just can't add it in the Kasa app. The plug connects to my phone usi