You can set a notification tone for certain apps by doing the following:

1. Go to Settings > Apps > Apps.

2. Select an app (such as Notepad).

3. Go to Notifications > To-do notifications > Notification sound.

4. You can then:

   • Set a tone.

     Select a preset tone, or touch Music on device to select a locally saved song.

   • Set a vibration pattern.

     Touch Vibration and select your preferred type of vibration.