The UNI Voicemail System keeps voicemail messages of different types for different periods of time. As of Wednesday, August 2nd, 2017, the voicemail message retention periods will look like this:
- Unread messages (i.e. you have not yet listened to this message) - 120 days
- Read messages (i.e. messages you have listened to and decided to keep) - 60 days
- Sent messages (i.e. messages you received and forwarded to another voicemail box) - 60 days
- Deleted messages (i.e. messages you have or have not listened to and deleted) - 30 days