Persistence makes all in one innovation.
1.May be deleted by touchpad driver
2.It may be that the touchpad driver is not turned on when the system is reinstalled
3.The touchpad may be damaged due to water ingress and impact.
DJS Tech was established in 2002 ,We are high tech company with R & D, production, management, sales and service together.It's Located in Shenzhen City of Guangdong Province ...