Twitch Chromecast Error Not Supported Source: Unspecified Code 4

There are moments when casting Twitch streams to Chromecast causes the following message to appear on the screen: ErrorNotSupported source: Unspecified code:4.

As the error description reads, Twitch failed to render the stream because the source was not supported. So what can you do about this problem?

How to Fix Twitch Chromecast Error: Not Supported Source

1. To solve Twitch Chromecast Error: Not Supported Source, you need to change your graphics settings to 30FPS. If you’re using x264, use medium settings or less.
2. Delete and reinstall the Twitch app then restart your Chromecast, router and casting device.
3. Test to see if other cast enabled-apps work. If this is the case and Twitch is the only app that’s not working, you can contact the in-app support and ask them to help you solve the problem or at least report it to them. Keep in mind that Chromecast is open-source and you can contact the casting code developers directly when something’s not working right.
4. Upgrade your router if you don’t have access to a 5GHz Wi-Fi network connection. And make sure your connection is stable.

Not being able to access Twitch when you want to can be really frustrating. But we really hope the solutions listed in this guide helped at least to alleviate the problem.

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If you’re a Chromecast user and you found other ways to troubleshoot this Twitch Unspecified Error Code 4, you can tell us more about the methods you used in the comments below.

We’re sure other users who are experiencing the same problem will find great value in the information you shared on this website.