The Chromecast device will update automatically as long as it is powered on and has an internet connection.
Here's what to expect while Chromecast is updating its firmware:
You will be able to see the progress of the update on the Google Home App.
Update status is also visible on the TV.
You can check the LED on the side of the Chromecast to determine if it is still receiving the update.
The update usually takes 10 minutes to be completed. If necessary, you can reboot your Chromecast device by unplugging it from the power source and plugging it back after a minute and update will restart automatically.
Chromecast won't be available to cast while performing the update. Please wait until the update is complete before trying to cast.
2. Update Taking Too Long
If the update is taking too long, check the status of the update on your TV:
The update is still in progress - Just wait for the update to be installed.
Downloading / fetching update - The most common reason for this is a slow internet connection. Either wait it out or address the network issue by bringing the Chromecast closer to the router or rebooting the router.
Ready to Cast - Chromecast is up to date and ready to be used once again.
3. Restart
Method 1: Restart with the power cable
Disconnect the power from your Chromecast.
Wait 10 seconds.
Plug the Chromecast back in.
Method 2: Restart with the app
Open the Google Home app.
Select the Menu in the top-left corner.
Select Devices.
Select the Options menu for your device.
Select Reboot.
Select OK.
4. Introduction
To perform a factory reset on your Chromecast:A Factory Data Reset (FDR) will reset the Chromecast device to its default factory settings. This is typically done when there is a problem that can only be fixed with a reset, or if you want to sell or give it away.
This action will erase all data from your Chromecast and cannot be undone.
The methods vary from version to version, so the first thing to do is determine which Chromecast you have. Identify your device using the list below:
Chromecast (1st Generation)
Chromecast or Chromecast Ultra
5. Factory Reset
Method 1: Reset from the Chromecast device
While the Chromecast is plugged into the TV, hold down the button on the side of the Chromecast.
Hold the button for at least 25 seconds or until the solid LED begins flashing on the Chromecast device.
Release the button once the TV goes blank and begins the reboot sequence.
Method 2: Reset via the Google Home app.
Open the Google Home app on your mobile device.
In the upper right corner of the home screen, tap Devices to see your available Chromecast devices.
In the top right corner of the device you'd like to reset, tap the device card menu then Settings.
In the top right corner, tap the More button.
Tap Factory reset or Reset.
Confirm you would like to reset your device by tapping Reset.
6. Factory Reset
Method 1: Reset from the Chromecast device
While the Chromecast is plugged into the TV, hold down the button on the side of the Chromecast.
The LED will begin blinking orange.
When the LED light turns white, release the button.
The Chromecast will begin the reboot sequence.
Method 2: Reset via the Google Home app.
Open the Google Home app on your mobile device.
In the upper right corner of the home screen, tap Devices to see your available Chromecast devices.
In the top right corner of the device you'd like to reset, tap the device card menu then Settings.
In the top right corner of the Settings page, tap the More button.
Tap Factory reset or Reset.
Confirm you would like to reset your device by tapping Reset.