Re: "You do not need to slide HS110 to remove the device, instead, you only need click the device name of the HS110 and then you will see the menu and get the energy monitoring page. " This was not...

Re: "....open kasa app, tab on HS110 and go to energy usage page, then you can see that" it was exactly this that was not available. The only option when tapping on the added HS110 was Remove Device.

Got sorted. What is not clear in the manual is that simply adding a device on the app does not enable device specific context menu and consequently energy monitoring on the HS110 device. I added it...

Where is power monitoring in the app?