How To Connect Chromebook To Projector

by Matthew David | Updated: 09/14/2023

How To Connect Chromebook To Projector

Have you ever wanted to share your Chromebook screen with a group of people? Connecting your Chromebook to a projector is an easy way to display your Chromebook’s screen on a big screen for presentations, teaching, or streaming movies.

In this guide, I’ll walk you through the different methods to hook up your Chromebook to a projector. Whether you want a wired connection via HDMI or a wireless setup using a Chromecast, I’ve got you covered. We’ll also go over tips to adjust the display settings, troubleshoot any issues, and make sure your projected screen looks crisp.

Let’s get started on connecting your Chromebook to a projector!

Prepare Your Devices

Before we start casting and connecting cables, we need to make sure both devices are ready to go.

First, power up your Chromebook if it isn’t on already. I recommend plugging it into a charger since projecting your screen can use more battery life.

Next, locate the projector and plug it into a power source. Turn on the projector so it starts warming up. Make sure the lens cap is off!

Now look at the ports on both your Chromebook and projector. You’ll want to see where the HDMI ports are located so you can connect a cable between them. Newer Chromebooks may have USB-C ports instead of HDMI, in which case you’ll need an adapter.

If you’re connecting wirelessly, just make sure your Chromecast or Roku is powered on and ready to connect.

With both devices powered on and ports identified, you’re ready to start connecting!

Wired Connection via HDMI

Connecting your Chromebook to a projector with an HDMI cable is quick and easy, as long as both devices are equipped with HDMI ports.

Start by plugging one end of the HDMI cable into the HDMI output port on your Chromebook. This is usually located along one of the sides.

Next, plug the other end of the cable into the HDMI input port on your projector. You may have to dig around the projector to find where this port is.

Once the HDMI cable is securely connected between the two devices, you may see your Chromebook screen appear on the projection screen automatically. If not, select the HDMI input on your projector remote.

By default, your Chromebook will treat the projector as an extended display, meaning you can drag windows between the laptop screen and projected display. This is handy for certain situations, but most of the time you’ll want the projected display to mirror your Chromebook’s screen exactly.

To toggle between extended and mirrored modes, use the keyboard shortcut Ctrl + F4. This lets you quickly switch back and forth.

Alternatively, you can open up your Chromebook’s settings and select Displays. Make sure the box next to “Mirror Built-In Display” is checked for mirroring. Uncheck it to go back to extended mode.

And that’s all there is to it! With the HDMI cable securely connected, you’ll be projecting your Chromebook screen in no time.

Wireless Connection via Chromecast/Roku

If you want to connect your Chromebook wirelessly, you can use a streaming device like a Chromecast or Roku. As long as your projector has an HDMI input, this setup will mirror your screen without any cables.

First, plug your Chromecast or Roku into the HDMI port on your projector. Power on the streaming device and connect it to your local WiFi network by following the on-screen setup prompts.

Once your streaming device is connected to power, HDMI, and WiFi, you’re ready to cast your screen.

On your Chromebook, open up the Chrome browser. Click the settings button in the top right corner and select “Cast.” This will display a list of available devices on your network. Select your connected Chromecast or Roku.

In the Cast menu, choose “Cast desktop” under Sources to mirror your full Chromebook screen. The projector will now wirelessly display the same thing you see on your laptop.

It may take a few seconds to establish the connection, but then you’ll be wirelessly projecting without any cables required! Much easier than plugging an HDMI cord into your Chromebook.

Adjust Projected Display

Now that you’ve got your Chromebook connected to the projector, you can optimize the display settings for the best experience.

In your Chromebook’s settings under Displays, you can arrange the orientation and resolution of each display. Make sure they are set to Mirror to keep the projector in sync with your Chromebook screen.

Use the projector’s remote or on-screen menus to adjust the brightness, contrast, zoom, and focus. This will make sure the projected image is crisp and readable.

You can also tweak settings like text scaling and high contrast mode on your Chromebook for better visibility when it’s projected on a big screen.

Don’t forget about handy keyboard shortcuts like Ctrl + F4 to quickly switch between mirrored and extended displays as needed.

Tips and Tricks

Here are some handy tips and tricks to take your Chromebook projection to the next level:

Troubleshooting Common Issues

Like any technology, you might run into a few hiccups when connecting your Chromebook to a projector. Here are some common issues and how to solve them:

No image displaying on the projector?

Make sure the projector is powered on and set to the correct input source that your Chromebook is connected to. Double check your cables and connections.

Blurry image quality?

Adjust the projector’s focus ring to sharpen the picture. Also try decreasing your Chromebook’s resolution or adjusting the zoom level.

Image is too small or large?

If the projected image doesn’t fill the screen, adjust the Chromebook resolution to fit the screen dimensions or use the projector’s zoom controls. Move the devices closer together or further apart as needed.

No audio from projector?

Make sure the sound output is enabled on your Chromebook and volume turned up. Check the projector speakers and cables.

Video lag or choppiness?

Try closing any unnecessary apps and tabs on your Chromebook to conserve processing power for the projected display. Disconnect and reconnect if the issue persists.


Connecting your Chromebook to a projector is a great way to share presentations, watch movies, or simply use a bigger display.

Whether you prefer a wired HDMI connection or wireless setup with a Chromecast, following this guide will help you get your Chromebook projecting in no time. Optimizing the display and audio settings will take your experience to the next level.

Now you can relax and enjoy your favorite apps, videos, and more on the big screen! Just be sure to troubleshoot any issues that crop up with the projection.

The key steps are:

For more details on any part of the process, just refer back to the steps outlined above. Enjoy your new big-screen Chromebook experience!