A reset can reboot your product or it can clear all product settings and revert your product to its original out-of-box state. If you encounter issues like automatic shutdown & reboot, frozen on Nebula logo, or colorful lines, please try to factory reset the projector. 

To Restore to the Factory Default Settings:

Note: This reset erases all settings and data on your projector and reverts the product to its default out-of-box state.
 

• Press down the "Power" button and the "Switch" button simultaneously for 2-8s until you see the Android's robot logo appear on the screen.
•  Press and hold the "Power" button, followed by clicking the "Volume+" button quickly and the Android Recovery screen appears.
• Press the power button to skip to the "Wipe data / Factory reset" option.
• Press the "Bluetooth" button and choose "Yes", the system will automatically jump back to Android Recovery screen after factory reset is done.