Thousands of Chromecast second-gen and Chromecast Audio owners experienced their TV streaming dongles suddenly stop working.This is due to a technical problem with the firmware that led to an error message indicating an untrusted device or authentication issue.Google has acknowledged the issue and confirmed that a fix is forthcoming, advising users not to factory reset their devices.It is yet to be seen whether Google will continue to support these older streaming media players in the long run.