How to remove the front cover with a single control switch?

1. First, observe the switch panel and check whether there is a gap between the upper and lower positions of the panel.

2. Insert a flat screwdriver into the gap above the panel.

3. Pry the screwdriver upward, open the switch panel, and take it off by hand to expose the lower panel.

4. If you need to remove the button of the switch, you can put a screwdriver into the gap above the switch to pry it open.