How do I know if Gradle is installed?

You run Gradle via the gradle command. To check if Gradle is properly installed just type gradle -v . The output shows the Gradle version and also the local environment configuration (groovy and JVM version, etc.). The displayed Gradle version should match the distribution you have downloaded.

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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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