Comment Code (//) CMD +/
Comment Code (/**/) CMD + Option +/
Format Code CMD + Option + L
Clear Invalid package reference Option + Control + O
Current Find CMD + F
Global Find class class name CMD + O
Global Find Option + CMD + O; Click two times Shift
Find + Replace CMD + R
Move code up or down Option + Shift + up/down
Delete line CMD + delete; CMD + X
Copy line CMD + D
Expand narrow selection Option + Up/down
Quick Override method Ctrl + O
Quick position to beginning/end CMD + left/right
Collapse Unwind code block CMD + Plus,minus
Collapse Expand All code blocks CMD + Shift + plus,minus
File method Structure CMD + F12
Find the location of the call Ctrl + Option + H
Case Conversion CMD + Shift + U
Guide package, automatically fix option + ENTER
Fast generation of Getter/setter method, constructor method, ToString () method, etc. Cmd + N
Real Global Lookup Cmd + Shift + F
Reprinted from: Https://github.com/mxn21
Android Studio Mac shortcut keys