How to create a voicemail drop
Go to Phone system > Call result.
Edit the call result you wish to send voicemails from, click on add new rule then select Send Voicemail
Click on add new then select whether to upload a recorded file in *WAV format, do a live recording or use the systems’ text to speech option.
Save the changes made to the call result and it is all set.
Note: Recordings can also be managed by clicking your name settings then audio library