Encrypted messaging service WhatsApp has released a new beta update 18.104.22.168 for iOS users, which enables the audio playback feature in notifications.
According to WaBetaInfo, the new feature is work in progress and it is available only to a few users now.In order to use the audio playback feature, a user needs to update WhatsApp to the 22.214.171.124 beta version from TestFlight. The audio playback in notifications is reportedly working for both voice messages and audio files.
When a user sends a voice message or audio file, the notification on receiver’s end comes with the audio playback UI.
As per WaBetaInfo, for a user, the notification playback is active either only for voice message or only for audio files. Playback is active if last digit of your number is odd.