Televisions can effortlessly double as computer monitors, providing an additional display for your PC setup. They also serve as a practical way to extend your laptop screen, helping to minimize eye strain caused by small displays.
Whether you have an Insignia Fire TV or another brand, transforming your TV into an extended monitor is a breeze. The larger, high-resolution display elevates your experience, making everything from viewing content to playing games more enjoyable.
This guide explores both wired and wireless methods to connect your PC or Mac to an Insignia Fire TV and use it as a secondary display.

How to Extend Your Computer Display to Insignia Fire TV Using an HDMI Cable
The HDMI port is the simplest and most reliable method to connect a computer to an Insignia Fire TV. A wired connection ensures minimal latency and operates smoothly even without an internet connection.
What You Need:
- A quality HDMI cable.
- An adapter if your computer’s output port is different (e.g., VGA, DisplayPort, mini-HDMI, USB Type-C).
Steps for Windows PC
Follow these steps to connect your Windows PC to an Insignia Fire TV:
Step 1: Connect Your Devices
- Plug the HDMI cable into the corresponding ports on the TV and your PC or laptop.
- Take note of the HDMI port number displayed on the TV.

Step 2: Select the HDMI Input
- Press the Input button on your TV remote.
- Choose the HDMI port number connected to your laptop or PC. Alternatively, navigate through the TV interface to set the HDMI port as the source.
Step 3: Display Configuration
- By default, your PC display will extend to the TV screen.
Step 4: Adjust Display Settings
- Right-click on the Start button.
- Select Settings > System > Display.
- Locate the section next to the Identify button and choose from these options:
- Extend these displays: Combines the PC and TV screens into a single extended workspace with one Taskbar.
- Duplicate these displays: Mirrors your PC screen onto the TV.
- Show only on X: Displays content only on the selected device (e.g., monitor or TV). “X” refers to the device number assigned by Windows.

Additional Display Settings
- Screen Resolution: Choose the optimal resolution for your TV from the available options.
- Refresh Rate: Set the correct refresh rate (usually 60 Hz, though some TVs support 120 Hz).
- Scale: Adjust the size of text, icons, and other elements for better readability.
- Display Orientation: Switch to portrait mode if needed.
By following these steps, you can unlock the full potential of your Insignia Fire TV as an extended monitor for your PC or laptop. Whether you’re multitasking, gaming, or streaming, the larger display ensures a more immersive and comfortable experience.
Steps for MacBook or Other Mac Devices
Setting up your MacBook or any other Mac to work with an Insignia Fire TV is similar to the Windows PC method. Start by connecting your Mac to the TV using an HDMI cable. For newer MacBook models, you’ll need a USB-C to HDMI adapter. Then, follow these steps:
Step 1: Select the HDMI Input
- Press the Input button on your TV remote.
- Choose the HDMI port where the cable is connected.
Step 2: Automatic Screen Mirroring
- macOS will automatically activate screen mirroring, duplicating the Mac display on your Insignia Fire TV.
Step 3: Access Display Settings
- Click the Display Settings icon in the Dock.
- From the vertical menu, select Display and Dock.
Step 4: Change Display Mode
- Navigate to the Use as option.
- Select one of the following modes:
- Extended Display: Treats the TV and Mac as one continuous screen.
- Main Display: Uses the Insignia Fire TV as the primary monitor.
Step 5: Adjust Display Preferences
- Like Windows, macOS allows you to modify resolution, color profiles, and more on the Display and Dock settings page.
Extend Computer Display to Insignia Fire TV Wirelessly
Insignia Fire TVs support Apple AirPlay and Miracast, enabling you to connect wirelessly to a Mac or Windows PC. Ensure both the TV and the computer are on the same Wi-Fi network for a seamless connection.
Tip: Not all TV models support these wireless standards. Verify compatibility in the TV settings, product brochure, or the manufacturer’s website.
Connect a Windows PC Wirelessly
Windows 10 and 11 laptops often include Miracast support, allowing you to wirelessly connect to the Insignia Fire TV. However, desktop PCs lack built-in Miracast support and require a separate dongle, which can yield mixed results.
Steps to Connect:
- Prepare the TV for Mirroring
- Use the TV remote (or a phone app) to open Settings.
- Navigate to Display & Sounds > Display Mirroring.
- A screen will appear, indicating the TV is ready for wireless mirroring.
- Activate Screen Mirroring on Windows
- Press Win + K to open the Cast menu on your PC.
- Select the Insignia Fire TV from the list of devices.
- Adjust the Mirroring Mode
- By default, the display will mirror in Duplicate mode.
- To change the mode, select Extend or Second Screen from the Cast menu.
Connect a Mac Wirelessly Using AirPlay
Apple’s AirPlay technology simplifies wireless screen mirroring for supported devices like the Insignia Fire TV.
Steps to Connect:
- Enable AirPlay on the TV
- Open Settings on your TV.
- Go to Display & Sounds > Apple AirPlay and HomeKit.
- Turn on the AirPlay option.
- Activate AirPlay on Your Mac
- Open the Control Center on your Mac.
- Click on Screen Mirroring and select your Insignia Fire TV from the list.
- End the Connection
- To stop mirroring, turn off AirPlay in the TV settings or disconnect the TV from the Control Center.
Frequently Asked Questions
Can I use Insignia Fire TV as a secondary monitor for my PC or Mac?
Yes, you can use your Insignia Fire TV as an extended monitor for both PCs and Macs. You can connect it using either a wired HDMI connection or wirelessly via Miracast (for Windows) or AirPlay (for Mac). Both methods allow you to extend your display to the TV, offering a larger screen for multitasking, gaming, or entertainment.
What is the best way to connect my computer to the Insignia Fire TV?
The easiest and most reliable way to connect your computer to the Insignia Fire TV is through a wired HDMI connection. Simply connect an HDMI cable from your computer’s HDMI port to the TV’s HDMI port. For newer laptops or devices with different ports (like USB-C), you may need an adapter to convert the output to HDMI.
Can I connect my Insignia Fire TV wirelessly to my Windows PC?
Yes, you can wirelessly extend your Windows PC display to the Insignia Fire TV using Miracast. Ensure your TV and PC are on the same Wi-Fi network, and follow the steps to enable Display Mirroring on the TV and use the Win + K shortcut on your PC to initiate the connection.
How do I change the display settings when using Insignia Fire TV as a secondary monitor?
Once your PC or Mac is connected, you can adjust the display settings. On a Windows PC, go to Settings > System > Display to choose between options like Extend or Duplicate displays. For Mac, go to Display & Dock settings to select whether to use the TV as an extended or main display.
Can I adjust the resolution and display orientation when using my TV as a monitor?
Yes, both Windows and Mac allow you to adjust the resolution, refresh rate, and display orientation when using your Insignia Fire TV as an extended monitor. On Windows, this can be done in the Display settings. On Mac, you can modify settings in the Display and Dock menu to ensure the best viewing experience.
Conclusion
Using your Insignia Fire TV as an extended monitor is a practical and versatile solution for enhancing your computer setup. Whether you choose a wired connection via HDMI for reliability or a wireless method like Miracast or AirPlay for convenience, the process is straightforward and adaptable to various devices.
A larger screen can improve productivity, enhance your entertainment experience, and reduce eye strain from small laptop displays. By following the step-by-step instructions provided for both Windows PCs and Macs, you can easily integrate your Insignia Fire TV into your workspace or home setup.