Now, you can change the default tone to better suit your needs. Here's how to change your iPhone's default notification tone.

Tap Default Apps at the top of your list of apps. Tap a feature to change your default setting to a different app. Follow any additional onscreen steps if necessary to set up your default app.

Your default apps are the apps your iPhone uses automatically in certain situations. So if you tap a phone number on a website, for example, your iPhone will open your Phone app and place a call ...