Here are the steps on how to change the alarm sound on your iPhone:

  1. Open the Clock app.
  2. Tap the Alarm tab.
  3. Tap the alarm you want to change the sound for.
  4. Tap Sound.
  5. Choose a sound from the list of available sounds.
  6. Tap Save.

You can also choose to use a song from your iTunes library as your alarm sound. To do this, follow these steps:

  1. Open the Clock app.
  2. Tap the Alarm tab.
  3. Tap the alarm you want to change the sound for.
  4. Tap Sound.
  5. Tap Pick a song.
  6. Choose a song from your iTunes library.
  7. Tap Add Song.
  8. Tap Save.

Here are some additional tips for changing the alarm sound on your iPhone:

  • You can preview the sound before you choose it by tapping on it.
  • You can also create a custom alarm sound by combining different sounds. To do this, tap on the + button in the Sound section.
  • You can change the volume of your alarm by going to Settings > Sounds & Haptics > Ringtone & Alert Volume.