Second-generation Chromecast and Chromecast Audio devices are facing a problem that prevents them from casting content. If you try to use an affected device, you'll see one of two errors -- either, "Untrusted device: [name] couldn't be verified. This could be caused by outdated device firmware," or "We couldn't authenticate your Chromecast."

Google says that its fix solves the problems for both the Chromecast Audio and 2nd-gen Chromecast, and that users should receive this patch over the course of the next few days. In order to get the software, the devices will need to have an active Wi-Fi connection.

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.

Many people using older Chromecast devices experienced a shock in recent days when their units lost the ability to cast content. The company ended the brand last year, which led folks to think that this was a planned obsolescence of some kind.

Google says it is working to fix an issue which has left many Chromecast users unable to watch content on their televisions for a second day. The tech giant says it has sold more than 100m of these devices worldwide across various generations,

Officials at Google say they are aware of a problem that is preventing some customers with older-model Chromecast devices from using them. This article, Google working on issue affecting Chromecast devices,

Google sent an apology email to people affected by the outage, saying it was “working to roll out a fix as soon as possible.” We’re contacting you because of a disruption affecting Chromecast (2nd gen) and Chromecast Audio devices.

A couple of days ago we reported on issues affecting older Chromecasts and the Chromecast Audio device, preventing them from casting. Google has now provided another update for affected users – though it's not particularly helpful.

Chromecast and Chromecast Audio devices from 2015 suddenly stopped working this week, but Google says a fix is coming.