TL;DRAndroid 17 Beta 4 makes internal reference to an in-development notification tool called Pixel Glow.Pixel Glow uses “subtle light and color” when your phone is face-down to let you know when things happen.Requirements for hardware lights might mean that Google’s adding RGB LEDs to upcoming Pixel devices.Android 17 Beta 4 just landed, bringing us closer than ever to Google’s upcoming stable release. At this late stage, we’re not seeing Google make a ton of user-facing changes — but that doesn’t mean that progress hasn’t been moving swiftly along under the hood. As we dive deeper into the new build, we’ve managed to surface a small mystery that might just hint at a big hardware change for the Pixel 11 series. Authority Insights You're reading an Authority Insights story. Subscribe to our new Authority Insights newsletter for more exclusive reports, app teardowns, leaks, and in-depth tech coverage you won't find anywhere else.sign up now By signing up, you agree to our Terms of Use and acknowledge the data practices in our Privacy Policy. You may unsubscribe at any time. Back in Android 17 Beta 2, we first identified development efforts towards a feature for “Light animations.” At the time we weren’t very sure what Google was doing here, and didn’t have many details outside a reference to something called “Orbit,” which felt like a possible codename. But now in Beta 4, the picture is finally starting to come together.