Google confirmed to9to5Googlethat the upgrade is coming with the new firmware update for its first-generation Nest Hub devices.

Users should have it soon, if not already.

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Previously, Nest Hub devices utilized Google Cast as the operating system.

Kids below a Nest Hub device

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The differences between Cast and Fuchsia are so minimal that users might not even notice any changes.

The user interface is still the same and so is booting the gadget.

However, improvements in casting make it faster on the Fuchsia OS.

Nest Hub on a table

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Cast OS has been replaced in Nest Hub devices, but still exists in other gadgets such as Chromecast.