Questions about Sage Smart Kettle

Here is the link to instructions where such feature didn’t mentioned. And just tested not working as expected https://assets.sageappliances.com/BKE825/SKE825_EU_UG8_E22_FA_LR.pdf

i don't know how it was cleaned, but we always use a descaler and then rinse very well. however, the cooker is never immersed in water. cleaning should not actually have any effect on the heating element.

Yes with an adapter: https://m.youtube.com/watch?v=3ULzixV9T10