After setting the number on your voicemail, you must also record a personal voicemail greeting. Follow the steps below. Start the Phone app. if you don’t see the numeric keypad, tap “Keypad” at the bottom of the screen. Tap and hold the “1” for about two seconds until the phone automatically calls voicemail. Immediately tap “3” to access voicemail settings. Listen to the options. On most voicemail systems, tap “2” to start the process to record a new greeting. The current personal greeting will play; then tap “2” again to record a new greeting. Say the greeting you want, and tap “#” when you’re done. To save the greeting, tap “1.” The personal voicemail greeting has been set. Hangup the phone. How to setup voicemail using a Visual Voicemail Applications
How do I turn off voicemail on Samsung? From a Home screen, navigate: Phone icon > Menu icon. > Settings. If not available, swipe up to display all apps then tap the Phone icon. Tap Voicemail. If unavailable, tap Call Settings > Voicemail. Tap the Visual Voicemail switch to turn on or off . If unavailable, tap Notifications. How does voicemail work on Android? If your Android phone features speed dial, long-pressing the 1 key on the dialpad connects you with your carrier’s voicemail service. Some versions of the Phone app feature a Voicemail icon on the dialpad. … Your phone may also feature a Voicemail app, which you can use to collect and review your messages.

Deleted voicemails can be retrieved since they are kept on your device for a set amount of time. From your Android handset try:
Ken, I would suggest to contact us via chat or email providing your number so our support team can try to fix that for you. You can chat with us by using chat widget at bottom right on this page or you could email us at [email protected]