We can set the notification tone individually for each app on the Huawei smartphone, for example, to more quickly distinguish between Messenger and WhatsApp messages.

Android 10 | EMUI 10.0
Step 1:  Open the  Settings
Step 2:  Tap on  Apps
Step 3:  Tap on  Apps
Step 4:  Choose an  app
Step 5:  Tap on  Notifications
Step 6:  Tap on  Miscellaneous
Step 7:  Tap on  Sound
Step 8:  Choose a  notification sound
  1. Open the Settings
  2. Tap on Apps
  3. Tap on Apps
  4. Choose an app
  5. Tap on Notifications
  6. Tap on Miscellaneous
  7. Tap on Sound
  8. Choose a notification sound

Huawei Instructions