If you cannot find the original or want to avoid copyright risks, these royalty-free sounds are nearly identical:
If you want the exact sound, you can find videos on YouTube titled "Facebook Notification Sound Effect." facebook pop notification sound download
If you want to use this sound for other apps, as a message tone, or simply relive the nostalgia of early Facebook, you've come to the right place. This article explains how to download the official Facebook Pop notification sound safely and set it up on your device. If you cannot find the original or want
Once you have downloaded your preferred Facebook pop sound, you can set it as your default alert on most smartphones: as a message tone