A strange error is making Chromecast devices unusable for many users (Updated: Don’t factory reset)

People are struggling to use their Chromecast today and no one knows why.

Mar 10, 2025 - 14:21

Credit: Edgar Cervantes / Android Authority

Google Chromecast (2nd Gen) and Chromecast Audio users are facing issues due to an authentication error.
Users have tried multiple troubleshooting steps, but nothing works, while newer Chromecast models remain unaffected.
Update: Google has acknowledged the issue and is advising users not to factory reset their devices. If you have already factory reset your device, please wait for further instructions on how to bring it back to a functional state.

Update, March 10, 2025 (08:48 AM ET): Google is advising users not to factory reset their Chromecast devices. If you have already factory reset your device, you will have to wait for further instructions on getting your device back to a working state. Check out Google’s statement in our new article.

Original article, March 9, 2025 (05:56 PM ET): Users of Google’s 2nd generation Chromecast and Chromecast Audio devices are facing significant issues today, with their devices unable to cast any content. Reports have been flooding Reddit and other forums, with frustrated users encountering an error message that prevents them from using their devices.