If your touch panel malfunctions, you can try the following repair tips:

1. Restart your phone: Long press the power button on your phone, choose to restart or shut down your phone, and see if it can solve the problem.

2. Cleaning the screen: Gently wipe the screen with a clean soft cloth to see if there is any dust or stains that may cause the screen to malfunction.

3. Check the touch screen: Sometimes if the phone touch screen is not working properly, there may be sweat and oil on the hands, and there may be stains on the screen.

4. Check the phone system: Update the phone system or restore factory settings to see if it can solve the problem.

5. Replacing the charger: If the touch screen of the phone does not function properly during the charging process, it may be due to the use of a non genuine charger.

6. Delete APP - If a third-party APP installed on the phone is incompatible with the system, the system will not function properly and the touch screen will not function properly.

7. Check battery status: Low battery level can cause the touch screen to not respond or experience delays. Ensure that the device has sufficient power.

8. Disconnect external devices: If you have connected a mouse, keyboard, or other external device, try disconnecting them and check if the touch screen is back to normal.

9. Check hardware connection: Loose or damaged touch screen connection may cause malfunction. Please operate with caution, check if the equipment is intact and ensure that the touch screen connection is secure.

10. Seeking professional repair: If the touch screen still cannot function properly after using the above methods, there may be a more serious hardware malfunction. In this case, it is best to contact the manufacturer of the equipment or an authorized repair center for professional assistance.