Separate App Sound is a little-known feature on Samsung phones, and if you aren't using it yet, you should. Here's how.

Staying aware of your surroundings matters. That includes hearing smoke alarms, appliance beeps or a knock at the door. Still, real life gets busy. You wear headphones. You get focused. Sounds slip by ...

You can have your phone or tablet make a brief noise, chime, or vibration whenever an app, call, or message notification comes through. Like customizing your ringtone with your favorite song, you can ...