$ flutter channel master && flutter upgrade
更新你的 flutter1. 安裝 Visual Studio 2019, 勾選"Desktop development with C++",detail再多勾選"win10 SDK"和"MSVC v141 x64/x96" 2. 下載「flutter-desktop-embedding」的git倉庫,拷貝出裏面的"example"文件夾 3. 在"example"下面建立「settings.json」並添加內容: { "dart.env": { "ENABLE_FLUTTER_DESKTOP": true } } 4. > flutter run