Table 1. Voice commands for controlling instruction videos.

Commands	Korean (Default)	English
Play/Pause	“재생”, “재생해줘”	“Play”, “Pause”
Rewind	“전으로”, “뒤로”	“Rewind”
Fast Forward	“앞으로”,”조금후”	“Fast Forward”
Fullscreen	“전체화면”	“Fullscreen”
Exit	“꺼줘”, “종료”	“Exit”