Cellular Network Not Available for Voice Calls: Why?

Modern communication largely depends on our cellular networks, making them a vital component of our daily lives.

However, at times, one might come across the issue where the “cellular network not available for voice calls” message pops up on their mobile screens. Let’s delve into understanding this issue better, its causes, and how to resolve it.

Cellular Network Not Available for Voice Calls: What Does It Mean?

When your phone displays the cellular network not available for voice calls error, it signifies that your phone cannot establish a connection to the cellular network for making or receiving voice calls.

While mobile data and texting might sometimes work, voice calls become impossible. This can be a minor hiccup or a manifestation of a larger issue.

Why Does This Happen?

Several reasons can cause your device to show the cellular network not available for voice calls message:

  • SIM Card Issues: A faulty or improperly placed SIM card can disrupt the connection.
  • Software Glitches: Sometimes, a software bug or an outdated software version can cause network issues.
  • Network Congestion: In areas with a high number of users, the network might become congested, leading to call failures.
  • Hardware Concerns: Damages to the phone’s internal antenna or other components can lead to network problems.
  • Carrier-Related Issues: Problems on your service provider’s end can disrupt network connectivity.

Personal Experiences

I once faced this problem during a trip to a remote location. Despite having a full signal, my phone displayed the cellular network not available for voice calls error.

After trying various solutions, I found that the issue was with my service provider’s local tower, which was undergoing maintenance.

How to Resolve the Issue

For those facing this problem, here’s a comprehensive guide to troubleshoot and resolve the cellular network not available for voice calls issue:

Restart Your Device

Often, a simple restart can fix minor glitches that might be causing the network issue.

  1. Hold the power button until the power menu appears.
  2. Select “Restart” or “Reboot”.
  3. Wait for your device to restart and check if the issue persists.

Reinsert the SIM Card

Misplaced or dirty SIM cards can lead to network issues.

  1. Turn off your device.
  2. Eject the SIM card tray and take out the SIM card.
  3. Clean the SIM gently with a soft cloth.
  4. Reinsert the SIM card and turn on the device.

Check for Software Updates

Outdated software can sometimes conflict with network connectivity.

  1. Go to “Settings”.
  2. Navigate to “Software Updates” or a similar option.
  3. If an update is available, download and install it.

Manual Network Selection

Manually selecting a network can help in reconnecting to the cellular service.

  1. Go to “Settings”.
  2. Navigate to “Network & Internet” or “Cellular Networks”.
  3. Tap on “Network operators” or “Carrier”.
  4. Choose “Manual” and wait for the phone to search for available networks.
  5. Select your carrier from the list.

Reset Network Settings

This will revert all network-related settings to their default, potentially resolving any configuration-related issues.

  1. Open “Settings”.
  2. Navigate to “System” > “Reset”.
  3. Tap on “Reset Network Settings”.

Note: This will also reset Wi-Fi passwords and other network configurations.

When to Seek Professional Help

If you’ve tried the above solutions and the cellular network not available for voice calls issue persists, it might be time to consult a professional.

This could be indicative of a hardware problem or an issue with your service provider. Visit your device’s service center or get in touch with your carrier to diagnose the problem.


The cellular network not available for voice calls message can be bothersome, but with a systematic approach to troubleshooting, it’s often possible to resolve the issue.

Whether it’s a minor glitch or a larger problem, understanding the cause is the first step to finding a solution. If all else fails, seeking professional advice is always a good option.

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Edward brings years of experience in a variety of different fields including online marketing & No-code app development, and he's been investing in stocks and cryptocurrency since 2016. Outside of work you'll usually find him watching movies at the local cinema or playing games in the Apple Arcade.

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