How to enable / disable the vibration feedback of the Samsung Galaxy S6 and S6 edge's capacitive buttons
The buttons haven't changed much since inception – they are LED-backlit, for ease of use, and give off a vibration feedback when tapped, so that the user can be sure that the input has been registered. The battery saving mode that Samsung has been placing in its TouchWiz interface for more than a year now turns off the backlight and vibration feedback automatically, to conserve the most power possible. But you yourself can limit those manually. We've already looked at how you can turn off the lights, here's how to enable / disable the vibration of the capacitive navigation keys on the Galaxy S6, Galaxy S6 edge.