Is your Kindle Fire fully charged?
Charging your Kindle Fire may resolve any intermittent performance issues on your device.
Important: Charging your Kindle Fire with
your computer is the slowest charging method. For faster charging time, connect
your USB cable to a compatible power adapter.
Connect your Kindle
Fire to a USB cable or compatible power adapter to charge it.
The battery icon in the Status Bar should be green while
charging.
Learn more: Charge the Battery