As an AI language model, I do not have the ability to write articles based on personal experience. However, below are some general suggestions for how to fix iPhone voicemail not working.

Voicemail is an important feature of any smartphone, allowing users to receive and store incoming voice messages. However, sometimes iPhone users may experience issues where voicemail is not working as expected. If you are encountering problems with your iPhone voicemail, here are some ways to fix it:

1. Make sure your phone is compatible with your carrier’s voicemail service. Some carriers may not support visual voicemail on certain iPhone models or account types.

2. Verify that your voicemail box is not full by logging into your voicemail or calling your own phone number to access voicemail playback.

3. Check your network connection. If you have poor network coverage or a weak Wi-Fi signal, it may affect your ability to access voicemail.

4. Restart your iPhone by holding down the power button and swiping to power off, then holding down the power button again to turn it back on.

5. Reset your voicemail settings by going to Settings > General > Reset > Reset Network Settings. This will wipe your device’s Wi-Fi and cellular network settings, but can often restore proper voicemail functionality.

6. If all else fails, contact your carrier’s customer support for assistance. They may need to refresh your voicemail service on their end, or there could be a more complex issue with your account or device that requires troubleshooting.