In Galaxy Note 4, the switch for turning on/off the touch key light and the settings for the duration is under SettingsâDisplay and Wallpaper. You can go to Settings, tap Display and wallpaper.Tap Touch key light duration. Then you have 4 options (same as other Galaxy devices): 1  1.5 seconds.2  This means touch key light is on and the light goes off after 1.5 seconds. 3  This is the default setting. 4  6 seconds. 5  Always off.ou can go to Settings, tap Display and wallpaper. Tap Touch key light duration. Then you have 4 options (same as other Galaxy devices): 1  1.5 seconds. 2  This means touch key light is on and the light goes off after 1.5 seconds. 3  This is the default setting. 4  6 seconds. 5  Always off.
A command prompt is a non-graphical interface that allows you to interact with your operating system. At the command prompt, you enter commands by typing their names followed by options and arguments. Most modern computers use a graphical user interface (GUI), which allows users to more intuitively access programs and documents. However, some programs and commands are still only available only through a command prompt.
2. prompt - (computer science) a symbol that appears on the computer screen to indicate that the computer is ready to receive a command. command prompt. computer science, computing-the branch of engineering science that studies (with the aid of computers) computable processes and structures.