One of my favorite features in Google Chrome is the noisy tab indicator and the early trial feature that mutes noisy tabs with one click. Now, that same feature is coming to Mozilla Firefox—or at least, we hope it is. Mozilla developers are actively testing and designing a noise indicator that appears on a browser tab when audio is playing.

Whether the noisy tab indicator will actually make it to the mainstream version of Firefox is unclear. But I was able to grab an early test build of Firefox to see how the feature is developing.

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