Samsung Galaxy Note 4 User Manual page 141

Set the Touch Key Light
Duration
Set the length of time the
Back key remain lit after you tap them.
1. From a Home screen, tap
2. Tap Display > Touch key light duration to choose
a timeout period.
Settings
Recent apps key and
Apps > Settings.
Increase the Touch Sensitivity
of the Screen
Increase the sensitivity of the touch screen to improve
results when wearing gloves.
1. From a Home screen, tap
2. Tap Display > Increase touch sensitivity to
enable.
139
Apps > Settings.
Display Settings