Google streaming devices can only remember one Wi-Fi network at a time. If you change your Wi-Fi network and your device isn't currently connected to a Wi-Fi network, perform a factory reset. Next, set up your Chromecast or Google TV Steamer (4K) on the new network.
If your streaming device is connected to an existing Wi-Fi network but you'd like to connect it to a new one, follow the steps below:
For Chromecast with Google TV and Google TV Streamer, use the TV to adjust the Wi-Fi network settings.
- From the top right of the TV, select Settings .
- Select Wi-Fi network the network name Forget network.
- Follow the steps to set up your Chromecast with Google TV or Google TV Streamer on a new network.
For Chromecast (3rd gen or older), Chromecast Ultra, or Chromecast Audio, use the Google Home app to adjust the Wi-Fi network settings.
- Make sure your mobile device or tablet is linked to the same account as your streaming device.
- Open the Google Home app .
- Tap Devices .
- Tap and hold your device's tile.
- Tap Settings Device information Wi-Fi Forget this network.
- You’ll be taken back to your Home screen.
- Follow the steps to set up your Chromecast (3rd gen or older) or Chromecast Audio on a new network.