工厂重置

1. Make sure the NW750 is connected to a power source or has at least 50% battery capacity left.

2. 按住重置按钮（microSD 卡插槽旁边）10 秒钟。

3. 这将触发重启，耗时约 3 分钟。

4. In order to be able to change your device's IMEI, reinstall blue-merle.