This article explains how to reset a Chromecast Ultra, including instructions for resetting via the Google Home app and how to reset a Chromecast Ultra using a new Wi-Fi connection.
How to Factory Reset Google Chromecast or Chromecast Ultra! In Less Than 2 Minutes!
If your Chromecast Ultra isn’t working properly, or you’re planning to give it away or sell it, you can perform a hard reset. When you reset a Chromecast Ultra, it returns it to its original factory settings. All customizations will be lost and erased from your Google Home. After performing a reset, you’ll need to set up your Chromecast as if it were a new device before you can use it again.
How to reset a Chromecast Ultra:
Open the Google Home app.