1.卸载 Android Studio

rm -Rf /Applications/Android\ Studio.app  
rm -Rf ~/Library/Preferences/AndroidStudio*  
rm ~/Library/Preferences/com.google.android.studio.plist  
rm -Rf ~/Library/Application\ Support/AndroidStudio*  
rm -Rf ~/Library/Logs/AndroidStudio*  
rm -Rf ~/Library/Caches/AndroidStudio* 

2.删除 Projects

rm -Rf ~/AndroidStudioProjects

3.删除 gradle

rm -Rf ~/.gradle  

4.删除 Android Virtual Devices(AVDs) and *.keystore

rm -Rf ~/.android

5.删除 Android SDK Tools

rm -Rf ~/Library/Android*