Introduction
The Amazon Fire TV Stick 4K is a powerful streaming media player designed to bring a vast world of entertainment directly to your television. With support for stunning 4K Ultra HD, Dolby Vision, HDR10+, and immersive Dolby Atmos audio, it delivers a cinematic viewing experience. Equipped with Wi-Fi 6 for smooth streaming and an AI-powered Fire TV Search, finding your favorite content has never been easier. This manual provides detailed instructions for setting up, operating, maintaining, and troubleshooting your device.

The Amazon Fire TV Stick 4K and its accompanying Alexa Voice Remote, shown with the product packaging.
What's in the Box
Before you begin, ensure all components are present in your Fire TV Stick 4K package:
- Fire TV Stick 4K
- Alexa Voice Remote
- Power cable and power adapter
- HDMI extender cable for Fire TV Stick 4K
- 2 AAA batteries
- Quick Start Guide

All components included in the Fire TV Stick 4K package.
Setup Guide
Connecting Your Fire TV Stick 4K
- Plug the Fire TV Stick 4K directly into an available HDMI port on your television. For optimal performance or if space is limited, use the included HDMI extender cable.
- Connect the power cable to the Fire TV Stick 4K and then plug the power adapter into a wall outlet. Use the provided power adapter for reliable operation.
- Turn on your television and select the correct HDMI input source that corresponds to where your Fire TV Stick 4K is connected.
Pairing the Alexa Voice Remote
- Insert the two AAA batteries (included) into the Alexa Voice Remote.
- Once the Fire TV Stick 4K powers on, the remote should automatically pair. If it doesn't, press and hold the Home button on the remote for 10 seconds until the pairing process begins.
Network Connection
Follow the on-screen instructions to connect your Fire TV Stick 4K to your Wi-Fi network. For the best streaming experience, especially with 4K content, a strong and stable internet connection is recommended. The Fire TV Stick 4K supports Wi-Fi 6 for improved connectivity and smoother streaming, even when multiple devices are connected to your router.

Wi-Fi 6 support provides improved connectivity for smoother streaming compared to older Wi-Fi standards.
Operating Your Fire TV Stick 4K
Using the Alexa Voice Remote
The Alexa Voice Remote allows for intuitive control of your Fire TV Stick 4K. Use the navigation ring to browse menus, and the central button to select. The dedicated app buttons provide quick access to popular streaming services. For voice commands, press and hold the Alexa button and speak into the microphone.

The Alexa Voice Remote enables easy navigation and voice control for your Fire TV Stick 4K.
AI-Powered Fire TV Search
Leverage the AI-powered Fire TV Search to find content quickly. You can search for movies by actor, plot, or even iconic quotes. Simply press the Alexa button and say, for example, "Alexa, show me action movies with car chases."
Entertainment Options
Access over 1.5 million movies and TV episodes from various streaming services. Popular apps like Netflix, Prime Video, Disney+, and Max are readily available. Additionally, you can stream over 300,000 free movies and TV episodes from ad-supported apps such as Fire TV Channels, Tubi, and Pluto TV.

Access a wide range of streaming services and content on your Fire TV Stick 4K.
4K Ultra HD and Dolby Audio
Experience content in vibrant 4K Ultra HD with support for Dolby Vision, HDR10+, and immersive Dolby Atmos audio (with compatible equipment). This ensures stunning picture quality and rich, dynamic sound.

Maximize your viewing potential with the superior clarity and detail of 4K Ultra HD.

Enjoy true-to-life 4K Ultra HD and Dolby Vision for an enhanced viewing experience.
Smart Home Control
Control compatible smart home devices directly from your Fire TV Stick 4K. Use your remote to check cameras, dim lights, or adjust thermostats by simply asking Alexa.
Maintenance
To ensure the longevity and optimal performance of your Fire TV Stick 4K, consider the following maintenance tips:
- Software Updates: Ensure your device is always running the latest software. Fire TV Stick 4K automatically downloads and installs updates when connected to the internet. Regular updates provide new features, performance improvements, and security enhancements.
- Cleaning: Gently wipe the Fire TV Stick and remote with a soft, dry, lint-free cloth. Avoid using liquid cleaners or abrasive materials.
- Ventilation: Ensure the Fire TV Stick is not obstructed and has adequate airflow around it to prevent overheating.
- Power Cycle: If you experience minor issues, unplugging the power adapter from the wall outlet for a few seconds and then plugging it back in can often resolve them.
Troubleshooting
If you encounter issues with your Fire TV Stick 4K, try the following common troubleshooting steps:
- No Signal/Blank Screen:
- Ensure the Fire TV Stick is securely plugged into the HDMI port and the power adapter is connected to a working outlet.
- Verify your TV is set to the correct HDMI input.
- Try a different HDMI port on your TV.
- Restart your Fire TV Stick by unplugging it from power for 30 seconds and plugging it back in.
- Remote Not Responding:
- Replace the AAA batteries in the remote.
- Move closer to the Fire TV Stick.
- Re-pair the remote by pressing and holding the Home button for 10 seconds.
- Wi-Fi Connection Issues:
- Restart your Wi-Fi router and modem by unplugging them for 30 seconds.
- Go to Settings > Network on your Fire TV and try reconnecting to your Wi-Fi network.
- Ensure your Wi-Fi password is entered correctly.
- Buffering or Poor Streaming Quality:
- Check your internet speed. A minimum of 15 Mbps is recommended for 4K streaming.
- Reduce network congestion by disconnecting other devices from your Wi-Fi.
- Move your Fire TV Stick closer to your Wi-Fi router, or use the HDMI extender to position it away from the TV's back.
Specifications
| Feature | Specification |
|---|---|
| Dimensions (Stick) | 99 mm x 30 mm x 14 mm (housing only); 108 mm x 30 mm x 14 mm (including connector) |
| Weight (Stick) | 43.5 g |
| Processor | Quad-core 1.7GHz |
| GPU | 650MHz |
| Storage | 8GB |
| Wi-Fi | Wi-Fi 6 dual-band: 802.11 a/b/g/n/ac/ax (2.4GHz and 5GHz) |
| Bluetooth | Bluetooth 5.2 + BLE |
| Voice Support | Yes, with Alexa Voice Remote or Fire TV app |
| Ports | HDMI 2.1 output with ARC input support, micro USB |
| Audio Support | Dolby Atmos, 7.1 surround sound, 2-channel stereo, HDMI audio pass through up to 5.1 |
| 4K Support | Requires compatible Ultra HD TV. Supports Dolby Vision, HDR 10, HDR10+, HLG. |
| Output Resolution | 2160p, 1080p and 720p up to 60 fps |
| Remote Dimensions | 38.68 mm x 141.3 mm x 17.6 mm |
| Remote Weight | 45g (without batteries) |
| Remote Batteries | 2 AAA (included) |
Warranty and Support
Your Amazon Fire TV Stick 4K comes with a 1-year limited warranty and service included. Optional 1-year, 2-year, and 3-year extended warranties are available for U.S. customers, sold separately.
For detailed warranty terms and conditions, please refer to the documentation provided with your device or visit the official Amazon support website. For technical assistance, troubleshooting, or to learn more about your device, visit Amazon Fire TV Help & Support.
This device receives guaranteed software security updates until at least four years after the device is last available for purchase as a new unit on Amazon websites.