Option 1 - Record through the phone handset
Dial your extension from your extension (e.g. dial 150 from 150). You’ll then be prompted to enter the VM password. Once you enter the password, you can press 0 to record greetings.
You can access voicemail passwords in the administrator portal if you have access by navigating to Configuration > Voicemails
Option 2 - Upload a media file
In order to manually upload a voicemail greeting, you will need access to the administrator portal.
Once logged in, navigate to Configuration > Voicemails.
Select the applicable voicemail box, and upload your medial files under the Greetings section.