The greeting section does not work. Call your own number and listen to the automated voice tell you whether you have messages or not. Then wait for further instructions. It will tell you to press four for personal options and then you press three to change or listen to your previous greeting.
Google has a new free Android app that lets youget around your phone, tap buttons, and type across the interfaceand all your apps using just your voice. It's calledVoice Access, and it works similar to how you usevoice commands with Google Assistant. How do I activate voicemail on Samsung? From the home screen, tap Phone. Tap the Visual Voicemail Icon. Note: Alternately, you can setup voicemail by pressing and holding the number 1 key. Tap START. Tap OK. Visual Voicemail is now ready for use. View the Access voicemail tutorial for tips to manage yourvoicemail. How do I check my voicemail on an Android phone?

“Hello! You’ve reached the voicemail of [your name], [your job title]. I’m currently either away from my desk or on the other line. Please leave your name, telephone number, and a short message after the beep, and I’ll be sure to get back to you as soon as I’m available.” Press and hold the 1 key to access the voicemail system. When you hear the recorded message, press the # key to bring you to the system menu. Press 4, for the Personal Options followed by 2 for Personal Greeting. Follow the prompts to record, listen to, re-record and save your greeting. How do I change my voicemail number on Samsung Galaxy s8? Find “Voicemail number” Press Phone. Press the menu icon. Press Settings. Press Voicemail settings. Press Voicemail number. Save voicemail number. Key in +61414121121 and press OK. +61414121121. Return to the home screen. Press the Home key to return to the home screen. Dial voicemail: Press and then hold on the envelope icon displayed on the main screen. Enter Your Accounts Password: Enter the password if prompted. Delete voicemail: Tap 7 on any voicemail and it will be deleted successfully. Open the dial pad on the device. Open the application drawer and scroll through to find the Phone app. Dial Voicemail. Tapping the number 1 and then hitting the green phone icon at the bottom should call Voicemail. Enter a password (if there is one). Skip through messages. Delete a voicemail. Log into Google Voice. Click on the gear icon. Select “Settings” from the menu options. Click the “Voicemail & Text” button. Click “Record New Greeting” in the Voicemail Greeting section. Enter the name for the greeting you are going to record. Select forwarding phones. Click “Connect.”
6. Access your greeting or recorded name settings. Next, press the key on the dial pad that corresponds to options for your greeting or recorded name. In this case, it's 3.