Where do I update my gradle version?

Update Gradle For the best performance, you should use the latest possible version of both Gradle and the plugin. You can specify the Gradle version in either the File > Project Structure > Project menu in Android Studio , or by editing the Gradle distribution reference in the gradle/wrapper/gradle-wrapper.

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How do I clean my flutter?

To clear Flutter’s Build cache Open your flutter project folder in Command Prompt or Terminal. Then type flutter clean command and press enter. After executing flutter clean command we would see that it will delete the dart-tools folder, android folder and iOS folder in our application with debug file.

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