Fire TV Troubleshooting
Fire TV Stick and Cube connect via WiFi and offer streaming plus Alexa voice control. The Cube also functions as an Echo speaker.
Won't Turn On or No Display
Basic Checks
- Ensure the power cable is connected (use the included adapter, not TV USB)
- Check the HDMI connection is secure
- Try a different HDMI port on your TV
- For Cube: check the LED indicator is lit
HDMI Issues
- Use the included HDMI extender if the stick is blocked
- Check TV is set to the correct HDMI input
- Try a different HDMI cable for the Cube
- Ensure TV supports HDCP (most modern TVs do)
WiFi Connection Problems
Can't Connect to WiFi
- Go to Settings > Network
- Select your network and re-enter password
- Move the device closer to your router
- Try the HDMI extender to improve WiFi reception
Buffering or Slow Streaming
- Check internet speed: Settings > Network > Check Connection
- Need 5 Mbps for HD, 25 Mbps for 4K
- Use 5GHz WiFi for better speeds if available
- Close unused apps to free up memory
Remote Not Working
- Replace batteries (most common fix)
- Re-pair remote: Hold Home button for 10 seconds
- Use the Fire TV app as a backup remote
- Check for obstructions between remote and device
Voice Control Issues
Alexa Not Responding
- Hold the microphone button and speak (for remote)
- Fire TV Cube: Say "Alexa" (hands-free)
- Check microphone isn't muted on the Cube
- Ensure Alexa is enabled in Settings
Smart Home Control (Cube)
Fire TV Cube can control smart home devices:
- Say "Alexa, turn off the lights" etc.
- Uses built-in IR to control TV and soundbar
- Link smart home skills in the Alexa app
- Create routines for voice-controlled scenes