硬重置 POLYTRON R2507

如何恢复出厂设置 POLYTRONR2507？如何擦除POLYTRON R2507中的所有数据？如何绕过POLYTRONR2507中的屏幕锁定？如何在POLYTRON R2507中恢复默认值？

以下教程显示了主重置POLYTRON R2507的所有方法。了解如何通过硬件键和Android 5.0 Lollipop设置完成硬重置。结果，你的POLYTRONR2507将是新的，而ni1的Spreadtrum SC7731G核心将运行得更快。

如何硬重置 POLYTRON R2507

1. At the beginning switch the cell phone off.
2. In the next step hold down the Volume Down+ Power simultaneously for about 10 seconds.
3. When an Polytron logo image displays you can release held keys.
4. In order to choose "wipe data/factory reset" use the Volume Down to navigate and the Power button to confirm.
5. Success! Your phone should begin the hard reset operation.