안드로이드 개발자 옵션 보이게하기

On most Android devices,  the Developer options menu is hidden by default.

To unhide the Developer options menu:

1.  Tap Apps  

2.  Tap Settings  

3. Tap  About device  

4. Scroll to and touch Build number seven times

5. Go back to Settings, the Developer options menu will now appear under Settings  > General > Developer options  .