The buttons respond to touch, not pressure. Please touch them with the ball of your finger, instead of using the finger tip. The buttons must also be clean and dry. Avoid leaving water, oil, utensil, cleanig cloth, and other objects on the glass panel. It may hinder normal operation.
When a touch is successfully registered, you will hear a beep.
If you have other questions, please leave us the details below. We will update 'Frequently Asked Questions' as soon as possible. Please fill in the Customer Feedback Form if you have other complaints/opinions.