Intellij / Android Studio Scrolling with the number keypad when number lock is off

Menu select

File > Settings

 

Popup

Keymap > Editor Actions

 

> Down (, Left, Right, Up) select - mouse left double click or right click

 

> Add Keyboard Shortcut click

> (number keypad) Down(, Left, Right, Up) Select > OK

 

 

> Apply, OK

 

 

참조 : intellij-support.jetbrains.com/hc/en-us/community/posts/206345169-Scrolling-with-keys-on-numeric-keypad-with-num-lock-off