一、在终端(Terminal)执行以下批量命令彻底删除AS缓存：

rm -rf ~/.AndroidStudio*
rm -rf ~/Library/Preferences/AndroidStudio*
rm -rf ~/Library/Preferences/com.android.*
rm -rf ~/Library/Preferences/Google/AndroidStudio*
rm -rf ~/Library/Preferences/com.google.android.*
rm -rf ~/Library/Application\ Support/AndroidStudio*
rm -rf ~/Library/Application\ Support/Google/AndroidStudio*
rm -rf ~/Library/Logs/AndroidStudio*
rm -rf ~/Library/Logs/Google/AndroidStudio*
rm -rf ~/Library/Caches/AndroidStudio*

二、在终端(Terminal)执行以下批量命令彻底卸载AS：

rm -rf /Applications/Android\ Studio.app

rm -rf ~/.AndroidStudio*
rm -rf ~/Library/Preferences/AndroidStudio*
rm -rf ~/Library/Preferences/com.android.*
rm -rf ~/Library/Preferences/Google/AndroidStudio*
rm -rf ~/Library/Preferences/com.google.android.*
rm -rf ~/Library/Application\ Support/AndroidStudio*
rm -rf ~/Library/Application\ Support/Google/AndroidStudio*
rm -rf ~/Library/Logs/AndroidStudio*
rm -rf ~/Library/Logs/Google/AndroidStudio*
rm -rf ~/Library/Caches/AndroidStudio*

注：批量命令解析

Deletes the Android Studio application

rm -rf /Applications/Android\ Studio.app

Deletes older versions of Android Studio (if any)

rm -rf ~/.AndroidStudio*

Delete All Android Studio related preferences The asterisk here should target all folders/files beginning with the string before it

rm -rf ~/Library/Preferences/AndroidStudio*
rm -rf ~/Library/Preferences/Google/AndroidStudio*

Deletes Studio's plist file

rm -rf ~/Library/Preferences/com.google.android.*
rm -rf ~/Library/Preferences/com.google.android.studio.plist

Deletes Emulator's plist file

rm -rf ~/Library/Preferences/com.android.*

Deletes main plugins

rm -rf ~/Library/Application\ Support/AndroidStudio*
rm -rf ~/Library/Application\ Support/Google/AndroidStudio*

Deletes all logs that Android Studio outputs

rm -rf ~/Library/Logs/AndroidStudio*
rm -rf ~/Library/Logs/Google/AndroidStudio*

Deletes Android Studio's caches

rm -rf ~/Library/Caches/AndroidStudio*

三、删除Android Studio其他相关文件

1、删除Projects（注意：如有重要项目还未备份，请不要执行此命令）

rm -rf ~/AndroidStudioProjects

2、卸载Android Virtual Devices(AVDs) and *.keystore.(注意：如果有其他IDE需要用到，请不要执行此命令)

rm -rf ~/.android

3、删除Android SDK Tools(注意：如果有其他IDE需要用到，请不要执行此命令)

rm -rf ~/Library/Android*

4、删除gradle

rm -rf ~/.gradle