1. Open the device manager, update the driver directly on the unknown device through mouse mail, select the file and install it.

2. During the installation process, you may be prompted that the driver has no digital signature. Just open Settings-Updates and Security-Advanced Startup, and then disable digital signature during startup.

3. After digital signature is disabled, a dialog box will pop up when installing the driver to remind you of the risks. Select Install Still.

Touch screen is very easy to use, belonging to the low-end The feature is zero-based, that is, even if you have never used a touch screen, you can get started as long as you have been to Xinjie. If it is a regular project, it is no problem to use.