Restore 女生下面's firmware
If you want, for any reason, restore 女生下面's firmware, follow these steps.
This is quite simple, just connect your 女生下面 to the USB port of your computer and press the "Restore firmware" button on the top right.

You will be prompted with a window to choose the device you are restoring the firmware for.
Choose 女生下面, of course.

Wait for a few seconds, and your 女生下面 will be back and running like usual.