Over the weekend, multiple second-generation Chromecast devices turned into fancy paperweights without warning. Users took to Reddit to express their frustration and confusion, and a trend soon became clear: only the second-gen models were affected, while first- and third-gen devices continued to work without a hiccup.
Many initially thought Google had ceased support for the devices, but the search giant has made no indication of its intent to stop support. However, Google has said that it is aware of an issue with Chromecast devices and is working on a fix. The root cause of the glitch isn’t clear, but it seems the problem lies with Google and not the end user; in other words, you might just have to wait for a server-side fix to roll out.
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According to Reddit user u/tchebb, the cause is the expiration of the Chromecast’s device authentication certificate.
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