1. According to the information in today's headlines, problems in key signal processing will lead to the failure of touch screen sensing keys.
2. When there is oil stain or water stain between lines, which leads to line leakage, it will also lead to the failure of touch screen sensing keys.
3. If there is a problem with a diode of the induction cooker, it will also lead to the failure of the touch screen sensing button, which is more complicated to maintain.
4. If the induction cooker is still under warranty, it will be sent directly to the brand's maintenance department for repair, instead of official disassembly.