The keyboard on the laptop cannot be used. In this case, it is recommended that you try reinstalling the motherboard driver.

For Dell computer drivers, it is recommended that you go to Dell’s official website to drive them. Download, the address is as follows, please download and install according to your computer model and system

/zh/cnbsd1/DriversHome/?c=cn&s=bsd&cs=cnbsd1&l=zh, secondly, it is recommended that you go to the more formal Dell China Go to a maintenance service outlet in mainland China for inspection. Misoperation by non-professionals may damage the computer. For the nearest Dell maintenance service outlet in mainland China, you can go to the following website to find www.dell.com.cn/cis