如何将 POPTEL V9 置于恢复模式？

如何在POPTELV9中输入恢复模式 ？如何在POPTELV9中打开恢复模式？ 如何在POPTELV9上启动恢复模式？如何在POPTELV9中使用恢复模式？如何在POPTELV9中退出恢复模式？

Android 8.1 Oreo的隐藏模式称为恢复，应允许你执行硬重置，擦除缓存分区或 Android 8.1 Oreo更新。 因此，请遵循恢复模式教程的步骤：

POPTEL V9 恢复模式

1. You have to begin the operation by switching off your device, so hold down the Power key for awhile.
2. Afterwards, press and hold Power + Volume Up keys simultaneously. You can release all buttons, when you will see the Android logo image.
3. Done! Now you should be in expected menu. Use Volume keys to scroll and Power key to confirm an operation.