Chromecast firmware versions

Here are the latest firmware version for Chromecast (1st gen), Chromecast, and Chromecast Audio devices.

Firmware updates are done in stages, the production firmware versions listed here are updated once that version is available to all devices.

Current Preview Program firmware version 

Chromecast (1st gen)  —  Firmware version 1.36.159268​

Chromecast (2nd gen) — Firmware version 1.42.172094

Chromecast — Firmware version 1.42.172094

Chromecast Ultra — Firmware version 1.42.172094

Chromecast Audio — Firmware version 1.42.172094

Want to test drive the latest firmware version before it's released broadly? Join the Chromecast Preview Program. 

Current production firmware version

Chromecast (1st gen)  —  Firmware version 1.36.157768

Chromecast (2nd gen) — Firmware version 1.42.172094

Chromecast — Firmware version 1.42.172094

Chromecast Ultra — Firmware version 1.42.172094

Chromecast Audio — Firmware version 1.42.172094

Cast for Android TV — Firmware version  1.36154871

How to check your firmware version

To check which firmware version you're on:

  1. Make sure your phone or tablet is connected to same Wi-Fi network as your Chromecast device. 
  2. Open the Google Home appGoogle Home app.
  3. Tap your Chromecast device and then Settings .
  4. Scroll to the bottom and look for Cast firmware version: X.XX.XXXXXX. 
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