Google Pixel 6 Pro
Android 12.0
1. Find "Notifications"
Press the message icon.
Press the menu icon.
Press Settings.
Press Notifications.
2. Turn on message notifications
Press the indicator next to "Incoming messages" to turn on the function.
3. Select message tone
Press Incoming messages.
Press Sound.
Press My Sounds.
Press the required message tone to hear it.
Once you've found a message tone you like, press SAVE.
4. Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.