Last updated: November 10th, 2025 at 13:55 UTC+01:00


How do I set up voicemail on my smartphone?

Daniel van Dorp

Reading time: 6 minutes

Setting up voicemail on your smartphone lets callers leave recorded messages when you can't answer. The process involves dialling your voicemail system, creating a password, and recording a greeting. Most Android and Samsung devices use similar activation methods, though some carriers offer visual voicemail for easier message management. Once configured, you'll receive notifications when new messages arrive, helping you stay connected even when you're busy or unavailable.

What is voicemail and why should you set it up?

Voicemail is a message recording service that automatically answers calls when you're unavailable and allows callers to leave voice messages. Your mobile carrier stores these messages on their servers, and you can retrieve them by dialling a special number or using an app on your smartphone.

Setting up voicemail helps you maintain professional communication and avoid missing important information. When you're in meetings, travelling, or simply unable to answer, callers can explain why they rang instead of just seeing a missed call. This makes it easier to prioritise which calls to return first and understand the context before ringing back.

Key benefits of setting up voicemail include:

  • Professional image: Presents a more polished appearance for work calls than an unanswered phone
  • Detailed messages: Personal contacts can leave comprehensive information rather than relying solely on text
  • Immediate communication: Callers communicate their message straight away without waiting for you to answer
  • Flexible listening: You can review messages when convenient rather than playing phone tag for days

How do you activate voicemail on your smartphone for the first time?

To activate voicemail, open your phone app and dial your own mobile number or press and hold the “1” key. Your carrier's voicemail system will answer and guide you through the setup process. You'll create a password (usually 4-6 digits) and record your initial greeting during this first call.

On Samsung and most Android devices, the process is straightforward:

  1. Open the Phone app
  2. Tap the three-dot menu
  3. Select “Settings” followed by “Voicemail”
  4. Tap your voicemail number to dial directly into the system

Some carriers automatically provision voicemail when you activate your SIM card, whilst others require you to contact customer support for initial setup.

During your first voicemail call, listen carefully to the automated prompts. The system will ask you to create a password you'll use to access messages securely. Choose something memorable but not obvious like “1234”. After setting your password, you'll record a greeting that callers hear when they reach your voicemail. Don't worry if you're not happy with your first attempt—you can always change it later.

What's the difference between regular voicemail and visual voicemail?

Regular voicemail requires you to dial in and listen to messages sequentially, whilst visual voicemail displays your messages as a list in an app where you can select which ones to hear in any order. Visual voicemail also typically includes message transcription, showing you the content as text before you even listen.

Traditional voicemail works like an answering machine. You dial your voicemail number, enter your password, and listen to messages one by one in the order they arrived. You navigate using keypad numbers to delete, save, or skip messages. This method works on any phone but requires more time and attention.

Visual voicemail transforms message management with features including:

  • List view: See who called and when at a glance
  • Text transcription: Read what callers said without listening
  • Selective playback: Tap any message to listen in any order
  • Batch deletion: Remove multiple messages at once
  • Quick scanning: Identify urgent messages requiring immediate attention

This feature requires carrier support and a compatible device. Most Samsung Galaxy phones support visual voicemail, but you'll need to check if your mobile plan includes it. Some carriers charge extra for this service, whilst others include it free with certain plans.

How do you create and change your voicemail greeting?

To create or change your voicemail greeting, dial into your voicemail system and select the greeting or settings option from the menu. Record your message clearly in a quiet location, then preview it before saving. You can re-record as many times as needed until you're satisfied with how it sounds.

Access your greeting settings by dialling your voicemail number (usually by pressing and holding “1”). Once you've entered your password, listen for the option to change greetings—typically pressing “3” or “4” on most carriers. The system will let you choose between a personal greeting you record yourself or the default greeting that simply states your number.

When recording your greeting, follow these tips for best results:

  • Speak naturally: Use your normal conversational tone
  • Include key information: State your name and a brief message
  • Keep it simple: “Hello, you've reached [your name]. I can't take your call right now, but please leave a message and I'll get back to you soon” works well
  • Add professional details: Include your company name or typical response time for work use
  • Record in quiet spaces: Avoid background noise that reduces clarity
  • Maintain proper distance: Hold the phone at normal speaking distance

After recording, the system lets you listen to your greeting before confirming. If you don't like how it sounds, simply choose to re-record. You can switch between your personal greeting and the default greeting whenever you like by accessing the same menu.

Why isn't your voicemail working and how do you fix it?

Common voicemail problems include forgotten passwords, service not activated by your carrier, network connection issues, or incorrect voicemail settings on your device. Most issues resolve by contacting your carrier's support team, resetting your voicemail password, or checking that your voicemail number is correctly configured in your phone settings.

If you can't access voicemail, try these solutions:

  • Verify service activation: Contact your carrier to confirm voicemail is active on your account—sometimes new SIM cards or plan changes disable the service
  • Check voicemail number: On Samsung devices, go to Phone app > Menu > Settings > Voicemail and verify the number matches what your carrier provides
  • Reset forgotten password: Contact your carrier to reset it—there's no way to recover it yourself
  • Review notification settings: Ensure voicemail notifications aren't disabled in your phone's settings
  • Improve network connection: Move to a location with better mobile coverage if you're in an area with poor signal
  • Restart your device: Refresh the network connection to resolve temporary glitches

If problems persist after trying these solutions, your carrier's technical support can run diagnostics on your account and identify any service disruptions or configuration errors preventing voicemail from functioning correctly.

Getting your voicemail properly configured means you'll never miss important messages again. Whether you're using traditional dial-in voicemail or taking advantage of visual voicemail features, the setup process only takes a few minutes. At SamMobile, we help you make the most of your smartphone's communication features so you stay connected in the way that works best for you.