To call your voicemail on an Android phone, simply open your phone’s dial pad and hold your finger down on the “1” key. You can also call your voicemail from a different phone by calling your own number and tapping the pound key. Navigate to your voicemail option if using a cell phone. … Listen to the recorded voicemail instructions. … Press the number on your keypad symbolizing “Yes” when asked if you want to delete your current message. … Select to record your own message if you want, or leave it as the mechanic default message. Step 1: Press # Right after you realize you want to delete your voicemail press the # symbol. It is VERY important that you do not hang up the phone. … Step 2: Listen to Menu. Once you press # on your phone, you will automatically be given access to a menu.
Mike, If you are looking to get it completely disabled, unfortunately, this cannot be done at the moment. To disable the service temporarily, please call us or send us an email at [email protected] since there is a verification process involved so we won’t be able to resolve it here.

If you haven’t set up any voicemail on your android, you can follow this step by step tutorial:
In the T-Mobile Visual Voicemail app, for example, tap the three-dot menu at the top right and then choose "Settings." In the Greetings & Pin section, you can tap the default greeting and record a new one.