Google has announced that they are releasing a software update for their Google Chromecast, the update will be released over the next couple of days as an OTA update.
Today, we are pushing a bug fix update to Chromecast devices to improve performance, reliability and security. The update will roll out over the next few days and will happen automatically; users do not need to take any action.
There are no details as yet on exactly what is included in the software update for the Google Chromecast, you can find out more details over at Google.
Source Phandroid