How to fix the problem of long pressing the power button when turning on the Youxuepa student tablet?

It is recommended to follow the following steps: 1. First prepare the data in the device (text messages, contacts, downloaded applications, etc.), and then follow the steps below to restore factory settings: 2. Two methods: (1) When the phone is powered on, enter the phone settings-storage-scroll the menu to the bottom and click to restore factory settings. (2) Shut down the device completely, then press and hold the "Volume Down Key" + "Power Key" at the same time until the Hboot interface appears on the phone, then let go, press the FACTORYRESET item on the volume selection page, and then press the power button Press OK to clear all data and restore factory settings. 3. After restarting the phone, the device will be restored to factory settings.