@Jimiii I haven't taken any steps to return the item yet, but if no one from @TP-Link gets in touch and can solve the problem, I'll have no choice but to do so...

Further information: I don't use an adapter and have reset and recalibrated it several times according to the instructions (Abnormal Heating: What To Do If Kasa KE100 Overheats or Not Heating Up?),

I have been using the KE100 kit since December 6, 2025. It worked fine at first, but since December 22, it has been acting up. I have reset and recalibrated it several times according to the...