When a device is returned to the manufacturer, all of its data is deleted. This is useful for selling used devices, as it removes any personal information from the device. ..
This is a warning to all who use technology, especially those who rely on it for work or pleasure. Turning off your device can help protect you from potential harm, and save you time and energy.
To turn on the flashlight, press and hold the power button for about two seconds.
For Kindle Fire HDX (3rd generation) devices, press and hold the Power and Volume up buttons at the same time and release them immediately after a logo appears on the screen.
Since the touch screen won’t be active, use the Volume up and down buttons to navigate the Recovery Mode options. Select Wipe Data/Factory Reset, then press the Power button to confirm.