@Maya_M What's the model and power of your heater? Can you share a link here? If the reset doesn't work, you can try to do the reset again after leaving the smart plug unplugged for a while, like...

@Srone For such hardware failure issue that requires warranty service, please contact local TP-Link support team for assistance.

@AOP Did you try to use a new battery? If the problem still exists, it seems like a hardware issue. You may contact retailer or local TP-Link support to proceed with the warranty.

@JossTr Tapo L930-5's power adapter cannot power two 5m light strips. And the light strip only has one end with a connector, the other end is sealed. Most importantly, the controller is not able to...

@Caitlinvine Did you backup the correct map?

@Gabor_Esik A target temperature is always needed when KE100 is on. What makes you not want to do this setup?