enablePredictiveBackGesture property
bool
get
enablePredictiveBackGesture
Whether to enable predictive back gesture on Android
Make sure your app supports Android API 33 or higher, as predictive back won't work on older versions of Android. Then, set the flag android:enableOnBackInvokedCallback="true" in android/app/src/main/AndroidManifest.xml. read more here https://docs.flutter.dev/platform-integration/android/predictive-back
make sure to also opt-in into this feature in your device settings Settings => System => Developer => Predictive back animations
defaults to false
Implementation
bool get enablePredictiveBackGesture;