I have a Fire tablet 8, and a Droid Turbo cell phone. Both are running the Kasa app just fine. Not sure about the firmware levels of my devices, but the 2 HS100 smart plugs are running the latest...

I renamed "both lamps" to "two lights". Works like a charm! Thanks for your suggestion!

Model : Hardware Version : Firmware Version : ISP : I have two smart plugs installed. There are two lamps plugged into one smart plug, using a splitter ( named both lamps in Kasa); and a single lamp...