That’s the question. When cooking and then pouring the water into the sink, for 10 seconds the lights on the counter turn on. These lights are usually broken and refuse to turn on manually. The lights are a strip of little LED bulbs glued on the cupboard .
i have a theory but i am not an electrician
EDIT : case solved by GIGACHAD (that’s his nickname)
oh. damn, you kinda took out the fun & mystery lol You are right I just found that button and yes it does dim lights on/off. So this is the final explanation