Google has rolled out an update to resolve the issue, but if you factory reset your device, you need to take an additional step.

Chromecast (2nd Gen) and Audio users are locked out of streaming due to an "Untrusted Device" error—here's why it's happening and what to expect next.

Google Chromecast users rejoice, there's finally a way to get one of the best streaming devices back up and running, particularly for those who factory reset their model. The issues first cropped up several weeks ago,