123878

While the Flutter team triages the official fix, many developers are using these strategies to regain that depth: 1. Manual Scrolled-Under Handling

If you’ve recently migrated your Flutter app to Material 3, you might have noticed something frustrating. You’ve set your elevation, you’re scrolling away, and… nothing. The app bar remains stubbornly flat against the background. 123878

It signals to the user that they are currently interacting with a scrollable area. While the Flutter team triages the official fix,

The bug reported in issue #123878 highlights that on newer Android versions, the app bar elevation change simply doesn't activate when the user scrolls, leaving the UI feeling static and flat. Why It Matters The app bar remains stubbornly flat against the background

It maintains the "material" metaphor that Google's design language is built upon. Quick Fixes and Workarounds

You aren't alone. This specific behavior is tracked under in the Flutter GitHub repository (Flutter GitHub). For developers working on API levels above 30, the expected "elevation on scroll" effect often fails to trigger. The Problem: Breaking Down #123878

💡 If your app bar feels "broken" in Material 3, check your elevation logic against the new surface tint standards.