This tutorial shows how to backup and restore your device with a computer.
INSTRUCTIONS & INFO
Insert the USB end of the transfer cable into an open USB port on the Projector. Note: You must turn Connect to PC on (Swipe down from the notification bar > tap Connect to PC) in order to transfer files via a USB cable. USB cable sold separately.
Insert the opposite USB end of the transfer cable into an open USB port on your computer.
From the home screen, swipe down from the top of the screen to access the Notifications menu.
Tap Connect to PC.
On a computer, click to open the Start Menu.
Double-click on the device.
Click the desired directory.
Click the desired folder.
Click and hold, then drag files to and from the folder to transfer them between the device and computer.