Good news if you had problems with you Chromecastbecause Google has solved the problems with the device. You need to know this.
Problems at Google Chromecast
Do you have a Chromecast audio or second generation of the Google Chromecast? Then there is a good chance that you have not been able to use the device in the last few days. Due to problems it was not possible to connect with the Chromecast audio or second generation of the Google Chromecast. The device gave an error message caused by an expired certificate at the Chromecast (Audio).
The second generation Chromecast and the Chromecast Audio both had a certificate that was valid for ten years. It was ten years ago in 2025 that the devices were released, so that the certificate was automatically expired. This caused a malfunction at the Chromecasts, which means that streaming is no longer possible. Google has now indicated that the problems at the Chromecast and the Chromecast Audio have been solved.

Interference
Google already confirmed on March 13 that there were problems with the Chromecast Audio and the second generation of the Google Chromecast. In an email, the company indicated that it was aware of the problems and to work on a solution. There is now that solution, because Google has sent a new mail in which it is stated that the Chromecasts are working properly again. Both the Chromecast audio and second generation of the Chromecast can be used again.
As a user, according to Google you don’t have to do anything, the Chromecasts should automatically function again. Have you returned the Chromecast Audio or the second generation of the Chromecast to the factory settings? Then you have to take action according to Google. In that case you have to update the Google Home app to the latest version, which is version 3.30.106 at iOS. After installing the update you can reset the Chromecast Audio and second generation Chromecast.

Chromecast firmware
So good news if your Chromecast no longer worked properly, because those problems are now solved according to Google. Is the new version of the Google Home app not yet available on your iPhone or iPad? Then you have to wait a while, because it usually takes a few days before the update is available to everyone. According to Google, rolling out the app can take a few days.
So just patience, because it can take a while before you can install the latest version of the Google Home app. The Chromecast Audio and second generation of the Chromecast automatically install the new firmware, you don’t have to do anything for that. Do you want to know if your Chromecast has already been updated? Then go to the Google Home app and tap the Chromecast. Choose ‘device data’ and check at the bottom of which firmware the device runs. Here See what the most recent firmware versions of all Chromecasts are.