Dropping support for Android KitKat
Summary
#Flutter's minimum supported Android version is now Lollipop (API 21). Beginning with Flutter's 3.22 stable release, Flutter will no longer work on devices running Android KitKat (API 19).
Context
#The context, purpose, and description of this deprecation can be found in the go/rfc-android-k-deprecation design document.
Migration guide
#
Flutter developers targeting Android will need to increase the
minSdkVersion in their build.gradle and AndroidManifest.xml
files
from 19 to at least 21.
Timeline
#In stable release: 3.22
除非另有说明，本文档之所提及适用于 Flutter 3.38.1 版本。本页面最后更新时间：2025-10-28。查看文档源码 或者 为本页面内容提出建议。