Chromecast Source not Supported

Hi, this is Nick. In this post, you will learn how to fix the Chromecast Source not Supported error message. The solutions provided in this guide work for all versions of Google Chromecast.

Google’s Chromecast is the best device to convert an ordinary TV into a Smart TV. Google has upgraded this device with new versions and now we have three different versions of Chromecast available in the market.

If you have been using the Chromecast device for quite some time now, and it started showing up Chromecast Source not Supported error, then this article is worth a bookmark for you.

chromecast source not supported

The use of streaming devices is increasing rapidly as people have started using different streaming services that are available on the web.

The streaming device lets you stream your favorite TV Shows and original shows from a smartphone or computer to a big Television screen.

Chromecast, FireStick, and many other popular streaming devices are available at affordable rates.

Amazon’s FireStick also supports casting/mirroring, but not widely adopted as the Chromecast device.

Google Chromecast has been upgraded with a lot of innovative features. You can now even stream content from the Google Chrome browser to your Television using this device.

If your Chromecast has stopped showing you the available source to cast or to mirror on the TV screen, you can try out the following methods to resolve this error.

Why does Chromecast show “Chromecast Source not Supported” error?

Apparently, there is no one reason behind why your Chromecast device started displaying the “Chromecast Source not Supported” error.

The error could be related to an outdated device or the mirroring option is disabled in the Chrome browser.

If you use the FireStick, it is unlikely you will see such an error as the device itself is connected to the Internet.

source not supported chromecast

Best Ways to Fix Chromecast Source not Supported

Here we have listed down the best methods to fix Chromecast Source not Supported error.

Please follow these methods one by one to see if the error is gone. Let’s get on to the list now!

Method 1: Check the Wi-Fi Network to make sure the internet is working

Most of the time, you can resolve such common errors with a simple fix. Since the Chromecast device works on the Wi-Fi network of your home, it is essential for you to check the Wi-Fi network first.

A router creates numerous networks within the environment for each device that connects to it.

To check if the Wi-Fi router is working and is connected under the same network, try watching a video on YouTube on your Mobile phone or computer.

If the video starts playing, this means your network is connected to the Internet.

Of course, streaming a YouTube video is only one of the ways to check the internet connectivity on your device. You may also try to open a website in a browser.

google chromecast source not supported

Method 2: Make sure Chromecast and mirroring devices are connected to the same Wi-Fi

Now, check if the Chromecast device is connected to the same network or not. You could see the name of the Wi-Fi network on which the Chromecast device is connected. If the Chromecast device and the Smartphone are connected to different networks, then Chromecast source not support error will be seen. Try switching the network and make sure both the devices are connected on the same network.

Method 3: Clear Cache Memory of the App

For some users, the Chromecast Source not Supported error appears only while using specific apps. This error usually appears on Android devices.

You may want to clear the cache of the Android app you are trying to use Chromecast with.

For instance, if you see the Chromecast source not supported error on the YouTube app, clear the cache memory and data of the YouTube app by following the steps below.

1. Go to the Applications folder and select the Settings option from there.

click settings

2. From the Settings menu, select the Apps option.

Chromecast Source not Supported

3. The Apps menu will show you more options related to the applications installed on your device. Select the Manage apps option from here.

chromecast source not supported

4. Scroll down and search for the YouTube app.  When you see the YouTube app option, select it.

source not supported chromecast

5. From here, select the Storage option

select the storage option

6. Just below the Storage option, you would see the User Data and Cache options.

Click the Clear Data option from the given page.

chromecast source not supported

7. Once done, restart your device.

This should resolve the Chromecast source not supported error while casting on the Chromecast device through a specific mobile app.

Method 4: Enable Mirroring Service on Chrome Browser

If you are mirroring/casting the Chrome browser, make sure that the Mirroring Service option on the Chrome Browser is enabled.

To check if the Mirroring Service is enabled, kindly follow the  below

1. Open the Google Chrome browser and search for the flags.

Type in chrome://flags into the search bar and press the enter button.

This will bring up the list of available flags on the Chrome Browser.

chromecast source not supported

Now, you need to manually search for the Mirroring option here.

You can search for the option by pressing the Control+ F key and typing in Mirroring there. Or by using the given search bar.

You will see the Mirroring option on the window.

Click Enabled in the drop-down window. Once enabled, close down the Window. Enable Allow all sites to initiate mirroring options.

source not supported chromecast

The Chromecast source not supported error should now go away. For best results, we recommend you to restart the Chrome Browser for re-casting.

Method 5: Restart The Devices One by One

You can also fix the Chromecast Source Not Supported error by restarting the devices.

It involves a Television, a Wi-Fi router, and Computer/Mobile (from which you are casting).

  1. Turn off the TV and unplug the Chromecast device connected to it. Make sure to unplug the device and its cord as well.
  2. Now, go to the Wi-Fi router and turn it off. Turn off the main Wi-Fi router switch and leave it as it is for a couple of minutes. Do not plug-in the Chromecast device now.
  3. After a couple of minutes, turn on the Wi-Fi router.
  4. Now, switch off and restart your Smartphone or the computer from which you mirroring.
  5. Once the devices are rebooted, make sure to connect them back to the Wi-Fi network.
  6. Now, take the Chromecast device and connect it to the Television using the cable. Set up the Chromecast device manually and connect it to the same Wi-Fi network back.

That’s all you have to do to resolve the Chromecast source not supported error on a Computer screen or on the mobile phone.

Method 6: Disable Ad-Blocker and VPN Service

To stream out geo-restricted contents on streaming services, many Chromecast users use VPN services. We all use Ad-blocker extension to block down unnecessary ads while surfing the web or while watching a video on the computer screen.

To resolve the Chromecast source not supported error, you should try disabling the ad-blocker extension and VPN services.

1. To disable ad-blocker, go to the Google Chrome browser and click the three-dot icon/ home icon from the upper right corner. This should bring the menu option of the Chrome Browser.

menu option of the chrome browser

2. From the given menu, select the More Tools option.

Select the Extensions option from the More Tools menu to bring up the list of extensions installed on the Chrome browser.

chromecast source not supported

3. Locate the ad-blocker extension from here and disable it by clicking on the Toggle button. You also have the option to uninstall this extension from the system. You can even uninstall/ remove it if not required.

source not supported chromecast

4. The extension is now disabled as you can see in the image. You can re-enable it anytime you want by following the same steps.

google chromecast source not supported

Likewise, you can disable VPN service from the system by opening up the VPN app and turning the service off.

Once done, try re-casting on Chromecast from your computer system. The error should now be gone.

Method 7: Update the Chrome Browser

You may experience the error iff your Chrome Browser is not updated to its latest version.

Since you use the Google Chrome browser and Google’s Chromecast device, we must keep the device and the browser updated to their respective latest versions. Chromecast devise upgrades automatically over the Wi-Fi connection.

You may need to check for the Chrome browser update manually in case the auto-update option is disabled.

Here are the steps to update the Chrome Browser manually so that you won’t see Chromecast Source not Supported error.

1. Open the Google Chrome browser and click the three-dot icon/ home icon in the upper right corner of the page.

click help

2. From the menu, select the Help option and then click the About Google Chrome option.

chromecast source not supported

3. As soon as you click the About Google Chrome option, the system will start searching for a new update.

If the new update is available for the system, it will ask you to update your Google Chrome with an update button.

chromecast source not supported

4. When prompted, click the Update button and let the Google Chrome Browser update itself.

It will take a few seconds to finish the process.

Once you have updated the browser, click the Relaunch button

source not supported chromecast

Once done, reboot the browser and try re-casting using the Chromecast. The error must be gone after following this method.

If you are not able to resolve the Chromecast Source not Supported error, then the last method is to Reset the Chromecast device. Let’s see how it is done!

Method 7: Factory Reset Chromecast

If nothing seems to work, resetting Chromecast could be the only solution. In fact, resetting usually fixes a lot of device errors that other methods do not.

Keep the device plugged into your Television. Press and hold the Reset button for up to 25 seconds. The indication light will start blinking and at the same time, the TV screen will go blank.

Follow the on-screen instructions to reset the device. For more information, please read our detailed guide on How to Reset a Chromecast device.

Chromecast Source not Supported FAQs

Why is Chromecast source not supported?

There could be many reasons why you get the Chromecast Source not Supported error message. We have addressed these issues in this post. The first thing you want to make sure is that both your devices are connected to the same Wi-Fi network.

How do I fix Chromecast source not supported?

You can fix Chromecast source not supported error depending upon the reason why it is appearing. For instnace, it could be due to the poor Wi-Fi signal. Make sure that the signal is strong enough. There are several other reasons and solutions you will find in this tutorial.

Do I need to reset the device to fix the Chromecast source not supported problem?

Restting the Chromecast device usually fixes all sorts of problems, including Chromecast source not supported. Resetting is easy as well. However, you may want to try other easier solutions provided in this tutorial before you reset your device.

Why can I not cast to my Chromecast?

The very first thing you need to ensure is that both your devices are connected to the same Wi-Fi network. If they are already on the name Wi-Fi, you may need to look for other reasons. You may also need to reset your Chromecast device to fix the issue.

Concluding Chromecast Source Not Supported

These were the simple methods that you can try out to fix the Chromecast Source not Supported error. Follow these methods one-by-one and you should be able to fix this error and start streaming your favorite contents back from the Smartphone/ computer to your Television screen using the Chromecast device.

More Posts & Useful Links

Google Forum Help
How to Fix FireStick Not Working Problem
How to get HBO Max on FireStick
Can I rename FireStick
How to Cast to FireStick
Best Tips for Kodi
How to update apps on FireStick
How to update FireStick

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top