Chromecast users, don't factory reset: Google issues urgent warning amid outage

Due to an expired security certificate, devices are unable to cast on Google's second-generation Chromecast and Chromecast Audio, causing a significant and ongoing outage. Devices cannot cast on Google's second-generation Chromecast and Chromecast Audio due to an expired security certificate, resulting in a major and continuous outage. Tech-savvy internet users quickly identified the cause of the problem as an expired intermediate certificate authority, which Google had established to manage authentication for the affected devices, as reported by The Register. In an update posted on the Google Nest community site—where Chromecast support now appears to be located—the company stated: "Do not factory reset your device—we will keep you updated when the fix rolls out.