In the standby interface, click the application menu below to enter the application list, and then click Settings. After entering the settings menu, click Privacy to restore the factory settings and reset the tablet. After selecting Reset, the data in the mobile phone will be cleared. If you have important information, you need to back it up in advance.

Qingbei Daoyuan Classroom belongs to Beijing Daoyuan Education Technology Co., Ltd.? Qingbei Daoyuan Classroom is a software and hardware content provider brand focusing on high school education informatization, which was established on 20 16. Since its establishment, it has focused on exploring the road of science and technology education and providing comprehensive high school education solutions. Construct a brand-new educational ecology and realize the vision of "scientific and technological innovation empowers education and teaching".

In response to the two national strategies of "promoting educational modernization with educational informationization and promoting educational balance with educational informationization", Qingbei Daoyuan classroom builds high school education software and hardware products based on platform technology and teaching ability, and takes the provision of educational resources as the carrier to effectively promote the inclusive sharing of educational resources.